1723843940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{72859}}^1$

素因数の和:72901

約数の個数: 72

約数和(自身を含む): 4480015680

約数和(自身を除く): 2756171740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 11830, 23660, 72859, 145718, 291436, 364295, 510013, 728590, 947167, 1020026, 1457180, 1894334, 2040052, 2550065, 3788668, 4735835, 5100130, 6630169, 9471670, 10200260, 12313171, 13260338, 18943340, 24626342, 26520676, 33150845, 49252684, 61565855, 66301690, 86192197, 123131710, 132603380, 172384394, 246263420, 344768788, 430960985, 861921970, 1723843940]

約数ペア:

[(1, 1723843940), (2, 861921970), (4, 430960985), (5, 344768788), (7, 246263420), (10, 172384394), (13, 132603380), (14, 123131710), (20, 86192197), (26, 66301690), (28, 61565855), (35, 49252684), (52, 33150845), (65, 26520676), (70, 24626342), (91, 18943340), (130, 13260338), (140, 12313171), (169, 10200260), (182, 9471670), (260, 6630169), (338, 5100130), (364, 4735835), (455, 3788668), (676, 2550065), (845, 2040052), (910, 1894334), (1183, 1457180), (1690, 1020026), (1820, 947167), (2366, 728590), (3380, 510013), (4732, 364295), (5915, 291436), (11830, 145718), (23660, 72859)]