2899693420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{1787}}^1$

素因数の和:1967

約数の個数: 72

約数和(自身を含む): 6645545424

約数和(自身を除く): 3745852004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 1787, 2054, 3574, 4108, 5135, 6241, 7148, 8935, 10270, 12482, 17870, 20540, 23231, 24964, 31205, 35740, 46462, 62410, 81133, 92924, 116155, 124820, 141173, 162266, 232310, 282346, 324532, 405665, 464620, 564692, 705865, 811330, 1411730, 1622660, 1835249, 2823460, 3670498, 7340996, 9176245, 11152667, 18352490, 22305334, 36704980, 44610668, 55763335, 111526670, 144984671, 223053340, 289969342, 579938684, 724923355, 1449846710, 2899693420]

約数ペア:

[(1, 2899693420), (2, 1449846710), (4, 724923355), (5, 579938684), (10, 289969342), (13, 223053340), (20, 144984671), (26, 111526670), (52, 55763335), (65, 44610668), (79, 36704980), (130, 22305334), (158, 18352490), (260, 11152667), (316, 9176245), (395, 7340996), (790, 3670498), (1027, 2823460), (1580, 1835249), (1787, 1622660), (2054, 1411730), (3574, 811330), (4108, 705865), (5135, 564692), (6241, 464620), (7148, 405665), (8935, 324532), (10270, 282346), (12482, 232310), (17870, 162266), (20540, 141173), (23231, 124820), (24964, 116155), (31205, 92924), (35740, 81133), (46462, 62410)]