200670440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161831}}^1$

素因数の和:161873

約数の個数: 32

約数和(自身を含む): 466076160

約数和(自身を除く): 265405720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 161831, 323662, 647324, 809155, 1294648, 1618310, 3236620, 5016761, 6473240, 10033522, 20067044, 25083805, 40134088, 50167610, 100335220, 200670440]

約数ペア:

[(1, 200670440), (2, 100335220), (4, 50167610), (5, 40134088), (8, 25083805), (10, 20067044), (20, 10033522), (31, 6473240), (40, 5016761), (62, 3236620), (124, 1618310), (155, 1294648), (248, 809155), (310, 647324), (620, 323662), (1240, 161831)]