28608040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23071}}^1$

素因数の和:23113

約数の個数: 32

約数和(自身を含む): 66447360

約数和(自身を除く): 37839320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 23071, 46142, 92284, 115355, 184568, 230710, 461420, 715201, 922840, 1430402, 2860804, 3576005, 5721608, 7152010, 14304020, 28608040]

約数ペア:

[(1, 28608040), (2, 14304020), (4, 7152010), (5, 5721608), (8, 3576005), (10, 2860804), (20, 1430402), (31, 922840), (40, 715201), (62, 461420), (124, 230710), (155, 184568), (248, 115355), (310, 92284), (620, 46142), (1240, 23071)]