13201960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 32400000

約数和(自身を除く): 19198040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 599, 760, 1102, 1160, 1198, 2204, 2396, 2755, 2995, 4408, 4792, 5510, 5990, 11020, 11381, 11980, 17371, 22040, 22762, 23960, 34742, 45524, 56905, 69484, 86855, 91048, 113810, 138968, 173710, 227620, 330049, 347420, 455240, 660098, 694840, 1320196, 1650245, 2640392, 3300490, 6600980, 13201960]

約数ペア:

[(1, 13201960), (2, 6600980), (4, 3300490), (5, 2640392), (8, 1650245), (10, 1320196), (19, 694840), (20, 660098), (29, 455240), (38, 347420), (40, 330049), (58, 227620), (76, 173710), (95, 138968), (116, 113810), (145, 91048), (152, 86855), (190, 69484), (232, 56905), (290, 45524), (380, 34742), (551, 23960), (580, 22762), (599, 22040), (760, 17371), (1102, 11980), (1160, 11381), (1198, 11020), (2204, 5990), (2396, 5510), (2755, 4792), (2995, 4408)]