1352840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 3144960

約数和(自身を除く): 1792120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1091, 1240, 2182, 4364, 5455, 8728, 10910, 21820, 33821, 43640, 67642, 135284, 169105, 270568, 338210, 676420, 1352840]

約数ペア:

[(1, 1352840), (2, 676420), (4, 338210), (5, 270568), (8, 169105), (10, 135284), (20, 67642), (31, 43640), (40, 33821), (62, 21820), (124, 10910), (155, 8728), (248, 5455), (310, 4364), (620, 2182), (1091, 1240)]