2740137440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{2141}}^1$

素因数の和:2596

約数の個数: 96

約数和(自身を含む): 6833665440

約数和(自身を除く): 4093528000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 421, 608, 760, 842, 1520, 1684, 2105, 2141, 3040, 3368, 4210, 4282, 6736, 7999, 8420, 8564, 10705, 13472, 15998, 16840, 17128, 21410, 31996, 33680, 34256, 39995, 40679, 42820, 63992, 67360, 68512, 79990, 81358, 85640, 127984, 159980, 162716, 171280, 203395, 255968, 319960, 325432, 342560, 406790, 639920, 650864, 813580, 901361, 1279840, 1301728, 1627160, 1802722, 3254320, 3605444, 4506805, 6508640, 7210888, 9013610, 14421776, 17125859, 18027220, 28843552, 34251718, 36054440, 68503436, 72108880, 85629295, 137006872, 144217760, 171258590, 274013744, 342517180, 548027488, 685034360, 1370068720, 2740137440]

約数ペア:

[(1, 2740137440), (2, 1370068720), (4, 685034360), (5, 548027488), (8, 342517180), (10, 274013744), (16, 171258590), (19, 144217760), (20, 137006872), (32, 85629295), (38, 72108880), (40, 68503436), (76, 36054440), (80, 34251718), (95, 28843552), (152, 18027220), (160, 17125859), (190, 14421776), (304, 9013610), (380, 7210888), (421, 6508640), (608, 4506805), (760, 3605444), (842, 3254320), (1520, 1802722), (1684, 1627160), (2105, 1301728), (2141, 1279840), (3040, 901361), (3368, 813580), (4210, 650864), (4282, 639920), (6736, 406790), (7999, 342560), (8420, 325432), (8564, 319960), (10705, 255968), (13472, 203395), (15998, 171280), (16840, 162716), (17128, 159980), (21410, 127984), (31996, 85640), (33680, 81358), (34256, 79990), (39995, 68512), (40679, 67360), (42820, 63992)]