20962320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4597}}^1$

素因数の和:4632

約数の個数: 80

約数和(自身を含む): 68418240

約数和(自身を除く): 47455920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 4597, 9194, 13791, 18388, 22985, 27582, 36776, 45970, 55164, 68955, 73552, 87343, 91940, 110328, 137910, 174686, 183880, 220656, 262029, 275820, 349372, 367760, 436715, 524058, 551640, 698744, 873430, 1048116, 1103280, 1310145, 1397488, 1746860, 2096232, 2620290, 3493720, 4192464, 5240580, 6987440, 10481160, 20962320]

約数ペア:

[(1, 20962320), (2, 10481160), (3, 6987440), (4, 5240580), (5, 4192464), (6, 3493720), (8, 2620290), (10, 2096232), (12, 1746860), (15, 1397488), (16, 1310145), (19, 1103280), (20, 1048116), (24, 873430), (30, 698744), (38, 551640), (40, 524058), (48, 436715), (57, 367760), (60, 349372), (76, 275820), (80, 262029), (95, 220656), (114, 183880), (120, 174686), (152, 137910), (190, 110328), (228, 91940), (240, 87343), (285, 73552), (304, 68955), (380, 55164), (456, 45970), (570, 36776), (760, 27582), (912, 22985), (1140, 18388), (1520, 13791), (2280, 9194), (4560, 4597)]