56563780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31079}}^1$

素因数の和:31108

約数の個数: 48

約数和(自身を含む): 146200320

約数和(自身を除く): 89636540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 31079, 62158, 124316, 155395, 217553, 310790, 404027, 435106, 621580, 808054, 870212, 1087765, 1616108, 2020135, 2175530, 2828189, 4040270, 4351060, 5656378, 8080540, 11312756, 14140945, 28281890, 56563780]

約数ペア:

[(1, 56563780), (2, 28281890), (4, 14140945), (5, 11312756), (7, 8080540), (10, 5656378), (13, 4351060), (14, 4040270), (20, 2828189), (26, 2175530), (28, 2020135), (35, 1616108), (52, 1087765), (65, 870212), (70, 808054), (91, 621580), (130, 435106), (140, 404027), (182, 310790), (260, 217553), (364, 155395), (455, 124316), (910, 62158), (1820, 31079)]