13295920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:574

約数の個数: 80

約数和(自身を含む): 34953120

約数和(自身を除く): 21657200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 521, 580, 638, 880, 1042, 1160, 1276, 1595, 2084, 2320, 2552, 2605, 3190, 4168, 5104, 5210, 5731, 6380, 8336, 10420, 11462, 12760, 15109, 20840, 22924, 25520, 28655, 30218, 41680, 45848, 57310, 60436, 75545, 91696, 114620, 120872, 151090, 166199, 229240, 241744, 302180, 332398, 458480, 604360, 664796, 830995, 1208720, 1329592, 1661990, 2659184, 3323980, 6647960, 13295920]

約数ペア:

[(1, 13295920), (2, 6647960), (4, 3323980), (5, 2659184), (8, 1661990), (10, 1329592), (11, 1208720), (16, 830995), (20, 664796), (22, 604360), (29, 458480), (40, 332398), (44, 302180), (55, 241744), (58, 229240), (80, 166199), (88, 151090), (110, 120872), (116, 114620), (145, 91696), (176, 75545), (220, 60436), (232, 57310), (290, 45848), (319, 41680), (440, 30218), (464, 28655), (521, 25520), (580, 22924), (638, 20840), (880, 15109), (1042, 12760), (1160, 11462), (1276, 10420), (1595, 8336), (2084, 6380), (2320, 5731), (2552, 5210), (2605, 5104), (3190, 4168)]