12500440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 30792960

約数和(自身を除く): 18292520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 593, 620, 680, 1054, 1186, 1240, 2108, 2372, 2635, 2965, 4216, 4744, 5270, 5930, 10081, 10540, 11860, 18383, 20162, 21080, 23720, 36766, 40324, 50405, 73532, 80648, 91915, 100810, 147064, 183830, 201620, 312511, 367660, 403240, 625022, 735320, 1250044, 1562555, 2500088, 3125110, 6250220, 12500440]

約数ペア:

[(1, 12500440), (2, 6250220), (4, 3125110), (5, 2500088), (8, 1562555), (10, 1250044), (17, 735320), (20, 625022), (31, 403240), (34, 367660), (40, 312511), (62, 201620), (68, 183830), (85, 147064), (124, 100810), (136, 91915), (155, 80648), (170, 73532), (248, 50405), (310, 40324), (340, 36766), (527, 23720), (593, 21080), (620, 20162), (680, 18383), (1054, 11860), (1186, 10540), (1240, 10081), (2108, 5930), (2372, 5270), (2635, 4744), (2965, 4216)]