55144040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6353}}^1$

素因数の和:6402

約数の個数: 64

約数和(自身を含む): 146396160

約数和(自身を除く): 91252120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 6353, 8680, 12706, 25412, 31765, 44471, 50824, 63530, 88942, 127060, 177884, 196943, 222355, 254120, 355768, 393886, 444710, 787772, 889420, 984715, 1378601, 1575544, 1778840, 1969430, 2757202, 3938860, 5514404, 6893005, 7877720, 11028808, 13786010, 27572020, 55144040]

約数ペア:

[(1, 55144040), (2, 27572020), (4, 13786010), (5, 11028808), (7, 7877720), (8, 6893005), (10, 5514404), (14, 3938860), (20, 2757202), (28, 1969430), (31, 1778840), (35, 1575544), (40, 1378601), (56, 984715), (62, 889420), (70, 787772), (124, 444710), (140, 393886), (155, 355768), (217, 254120), (248, 222355), (280, 196943), (310, 177884), (434, 127060), (620, 88942), (868, 63530), (1085, 50824), (1240, 44471), (1736, 31765), (2170, 25412), (4340, 12706), (6353, 8680)]