13241960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 31449600

約数和(自身を除く): 18207640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 181, 236, 248, 295, 310, 362, 472, 590, 620, 724, 905, 1180, 1240, 1448, 1810, 1829, 2360, 3620, 3658, 5611, 7240, 7316, 9145, 10679, 11222, 14632, 18290, 21358, 22444, 28055, 36580, 42716, 44888, 53395, 56110, 73160, 85432, 106790, 112220, 213580, 224440, 331049, 427160, 662098, 1324196, 1655245, 2648392, 3310490, 6620980, 13241960]

約数ペア:

[(1, 13241960), (2, 6620980), (4, 3310490), (5, 2648392), (8, 1655245), (10, 1324196), (20, 662098), (31, 427160), (40, 331049), (59, 224440), (62, 213580), (118, 112220), (124, 106790), (155, 85432), (181, 73160), (236, 56110), (248, 53395), (295, 44888), (310, 42716), (362, 36580), (472, 28055), (590, 22444), (620, 21358), (724, 18290), (905, 14632), (1180, 11222), (1240, 10679), (1448, 9145), (1810, 7316), (1829, 7240), (2360, 5611), (3620, 3658)]