2795890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 5391360

約数和(自身を除く): 2595470

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 311, 622, 899, 1555, 1798, 3110, 4495, 8990, 9019, 9641, 18038, 19282, 45095, 48205, 90190, 96410, 279589, 559178, 1397945, 2795890]

約数ペア:

[(1, 2795890), (2, 1397945), (5, 559178), (10, 279589), (29, 96410), (31, 90190), (58, 48205), (62, 45095), (145, 19282), (155, 18038), (290, 9641), (310, 9019), (311, 8990), (622, 4495), (899, 3110), (1555, 1798)]