3925840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1627

約数の個数: 40

約数和(自身を含む): 9427968

約数和(自身を除く): 5502128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 1583, 2480, 3166, 6332, 7915, 12664, 15830, 25328, 31660, 49073, 63320, 98146, 126640, 196292, 245365, 392584, 490730, 785168, 981460, 1962920, 3925840]

約数ペア:

[(1, 3925840), (2, 1962920), (4, 981460), (5, 785168), (8, 490730), (10, 392584), (16, 245365), (20, 196292), (31, 126640), (40, 98146), (62, 63320), (80, 49073), (124, 31660), (155, 25328), (248, 15830), (310, 12664), (496, 7915), (620, 6332), (1240, 3166), (1583, 2480)]