7937020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 21168000

約数和(自身を除く): 13230980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 89, 91, 98, 130, 140, 178, 182, 196, 245, 260, 343, 356, 364, 445, 455, 490, 623, 637, 686, 890, 910, 980, 1157, 1246, 1274, 1372, 1715, 1780, 1820, 2314, 2492, 2548, 3115, 3185, 3430, 4361, 4459, 4628, 5785, 6230, 6370, 6860, 8099, 8722, 8918, 11570, 12460, 12740, 16198, 17444, 17836, 21805, 22295, 23140, 30527, 32396, 40495, 43610, 44590, 56693, 61054, 80990, 87220, 89180, 113386, 122108, 152635, 161980, 226772, 283465, 305270, 396851, 566930, 610540, 793702, 1133860, 1587404, 1984255, 3968510, 7937020]

約数ペア:

[(1, 7937020), (2, 3968510), (4, 1984255), (5, 1587404), (7, 1133860), (10, 793702), (13, 610540), (14, 566930), (20, 396851), (26, 305270), (28, 283465), (35, 226772), (49, 161980), (52, 152635), (65, 122108), (70, 113386), (89, 89180), (91, 87220), (98, 80990), (130, 61054), (140, 56693), (178, 44590), (182, 43610), (196, 40495), (245, 32396), (260, 30527), (343, 23140), (356, 22295), (364, 21805), (445, 17836), (455, 17444), (490, 16198), (623, 12740), (637, 12460), (686, 11570), (890, 8918), (910, 8722), (980, 8099), (1157, 6860), (1246, 6370), (1274, 6230), (1372, 5785), (1715, 4628), (1780, 4459), (1820, 4361), (2314, 3430), (2492, 3185), (2548, 3115)]