394846331740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1069}}^1\times {\mathrm{37159}}^1$

素因数の和:38315

約数の個数: 96

約数和(自身を含む): 961902950400

約数和(自身を除く): 567056618660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1069, 1420, 1988, 2138, 2485, 4276, 4970, 5345, 7483, 9940, 10690, 14966, 21380, 29932, 37159, 37415, 74318, 74830, 75899, 148636, 149660, 151798, 185795, 260113, 303596, 371590, 379495, 520226, 531293, 743180, 758990, 1040452, 1062586, 1300565, 1517980, 2125172, 2601130, 2638289, 2656465, 5202260, 5276578, 5312930, 10553156, 10625860, 13191445, 18468023, 26382890, 36936046, 39722971, 52765780, 73872092, 79445942, 92340115, 158891884, 184680230, 198614855, 278060797, 369360460, 397229710, 556121594, 794459420, 1112243188, 1390303985, 2780607970, 2820330941, 5561215940, 5640661882, 11281323764, 14101654705, 19742316587, 28203309410, 39484633174, 56406618820, 78969266348, 98711582935, 197423165870, 394846331740]

約数ペア:

[(1, 394846331740), (2, 197423165870), (4, 98711582935), (5, 78969266348), (7, 56406618820), (10, 39484633174), (14, 28203309410), (20, 19742316587), (28, 14101654705), (35, 11281323764), (70, 5640661882), (71, 5561215940), (140, 2820330941), (142, 2780607970), (284, 1390303985), (355, 1112243188), (497, 794459420), (710, 556121594), (994, 397229710), (1069, 369360460), (1420, 278060797), (1988, 198614855), (2138, 184680230), (2485, 158891884), (4276, 92340115), (4970, 79445942), (5345, 73872092), (7483, 52765780), (9940, 39722971), (10690, 36936046), (14966, 26382890), (21380, 18468023), (29932, 13191445), (37159, 10625860), (37415, 10553156), (74318, 5312930), (74830, 5276578), (75899, 5202260), (148636, 2656465), (149660, 2638289), (151798, 2601130), (185795, 2125172), (260113, 1517980), (303596, 1300565), (371590, 1062586), (379495, 1040452), (520226, 758990), (531293, 743180)]