130890440

素因数分解:

$2^3\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{2339}}^1$

素因数の和:3749

約数の個数: 32

約数和(自身を含む): 294840000

約数和(自身を除く): 163949560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1399, 2339, 2798, 4678, 5596, 6995, 9356, 11192, 11695, 13990, 18712, 23390, 27980, 46780, 55960, 93560, 3272261, 6544522, 13089044, 16361305, 26178088, 32722610, 65445220, 130890440]

約数ペア:

[(1, 130890440), (2, 65445220), (4, 32722610), (5, 26178088), (8, 16361305), (10, 13089044), (20, 6544522), (40, 3272261), (1399, 93560), (2339, 55960), (2798, 46780), (4678, 27980), (5596, 23390), (6995, 18712), (9356, 13990), (11192, 11695)]