40421360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 160

約数和(自身を含む): 117849600

約数和(自身を除く): 77428240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 29, 35, 38, 40, 56, 58, 70, 76, 80, 95, 112, 116, 131, 133, 140, 145, 152, 190, 203, 232, 262, 266, 280, 290, 304, 380, 406, 464, 524, 532, 551, 560, 580, 655, 665, 760, 812, 917, 1015, 1048, 1064, 1102, 1160, 1310, 1330, 1520, 1624, 1834, 2030, 2096, 2128, 2204, 2320, 2489, 2620, 2660, 2755, 3248, 3668, 3799, 3857, 4060, 4408, 4585, 4978, 5240, 5320, 5510, 7336, 7598, 7714, 8120, 8816, 9170, 9956, 10480, 10640, 11020, 12445, 14672, 15196, 15428, 16240, 17423, 18340, 18995, 19285, 19912, 22040, 24890, 26593, 30392, 30856, 34846, 36680, 37990, 38570, 39824, 44080, 49780, 53186, 60784, 61712, 69692, 72181, 73360, 75980, 77140, 87115, 99560, 106372, 132965, 139384, 144362, 151960, 154280, 174230, 199120, 212744, 265930, 278768, 288724, 303920, 308560, 348460, 360905, 425488, 505267, 531860, 577448, 696920, 721810, 1010534, 1063720, 1154896, 1393840, 1443620, 2021068, 2127440, 2526335, 2887240, 4042136, 5052670, 5774480, 8084272, 10105340, 20210680, 40421360]

約数ペア:

[(1, 40421360), (2, 20210680), (4, 10105340), (5, 8084272), (7, 5774480), (8, 5052670), (10, 4042136), (14, 2887240), (16, 2526335), (19, 2127440), (20, 2021068), (28, 1443620), (29, 1393840), (35, 1154896), (38, 1063720), (40, 1010534), (56, 721810), (58, 696920), (70, 577448), (76, 531860), (80, 505267), (95, 425488), (112, 360905), (116, 348460), (131, 308560), (133, 303920), (140, 288724), (145, 278768), (152, 265930), (190, 212744), (203, 199120), (232, 174230), (262, 154280), (266, 151960), (280, 144362), (290, 139384), (304, 132965), (380, 106372), (406, 99560), (464, 87115), (524, 77140), (532, 75980), (551, 73360), (560, 72181), (580, 69692), (655, 61712), (665, 60784), (760, 53186), (812, 49780), (917, 44080), (1015, 39824), (1048, 38570), (1064, 37990), (1102, 36680), (1160, 34846), (1310, 30856), (1330, 30392), (1520, 26593), (1624, 24890), (1834, 22040), (2030, 19912), (2096, 19285), (2128, 18995), (2204, 18340), (2320, 17423), (2489, 16240), (2620, 15428), (2660, 15196), (2755, 14672), (3248, 12445), (3668, 11020), (3799, 10640), (3857, 10480), (4060, 9956), (4408, 9170), (4585, 8816), (4978, 8120), (5240, 7714), (5320, 7598), (5510, 7336)]