17840240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 120

約数和(自身を含む): 48486480

約数和(自身を除く): 30646240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 97, 110, 121, 152, 176, 190, 194, 209, 220, 242, 304, 380, 388, 418, 440, 484, 485, 605, 760, 776, 836, 880, 968, 970, 1045, 1067, 1210, 1520, 1552, 1672, 1843, 1936, 1940, 2090, 2134, 2299, 2420, 3344, 3686, 3880, 4180, 4268, 4598, 4840, 5335, 7372, 7760, 8360, 8536, 9196, 9215, 9680, 10670, 11495, 11737, 14744, 16720, 17072, 18392, 18430, 20273, 21340, 22990, 23474, 29488, 36784, 36860, 40546, 42680, 45980, 46948, 58685, 73720, 81092, 85360, 91960, 93896, 101365, 117370, 147440, 162184, 183920, 187792, 202730, 223003, 234740, 324368, 405460, 446006, 469480, 810920, 892012, 938960, 1115015, 1621840, 1784024, 2230030, 3568048, 4460060, 8920120, 17840240]

約数ペア:

[(1, 17840240), (2, 8920120), (4, 4460060), (5, 3568048), (8, 2230030), (10, 1784024), (11, 1621840), (16, 1115015), (19, 938960), (20, 892012), (22, 810920), (38, 469480), (40, 446006), (44, 405460), (55, 324368), (76, 234740), (80, 223003), (88, 202730), (95, 187792), (97, 183920), (110, 162184), (121, 147440), (152, 117370), (176, 101365), (190, 93896), (194, 91960), (209, 85360), (220, 81092), (242, 73720), (304, 58685), (380, 46948), (388, 45980), (418, 42680), (440, 40546), (484, 36860), (485, 36784), (605, 29488), (760, 23474), (776, 22990), (836, 21340), (880, 20273), (968, 18430), (970, 18392), (1045, 17072), (1067, 16720), (1210, 14744), (1520, 11737), (1552, 11495), (1672, 10670), (1843, 9680), (1936, 9215), (1940, 9196), (2090, 8536), (2134, 8360), (2299, 7760), (2420, 7372), (3344, 5335), (3686, 4840), (3880, 4598), (4180, 4268)]