56021420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30781}}^1$

素因数の和:30810

約数の個数: 48

約数和(自身を含む): 144798528

約数和(自身を除く): 88777108

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, 30781, 61562, 123124, 153905, 215467, 307810, 400153, 430934, 615620, 800306, 861868, 1077335, 1600612, 2000765, 2154670, 2801071, 4001530, 4309340, 5602142, 8003060, 11204284, 14005355, 28010710, 56021420]

約数ペア:

[(1, 56021420), (2, 28010710), (4, 14005355), (5, 11204284), (7, 8003060), (10, 5602142), (13, 4309340), (14, 4001530), (20, 2801071), (26, 2154670), (28, 2000765), (35, 1600612), (52, 1077335), (65, 861868), (70, 800306), (91, 615620), (130, 430934), (140, 400153), (182, 307810), (260, 215467), (364, 153905), (455, 123124), (910, 61562), (1820, 30781)]