745731640

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{48677}}^1$

素因数の和:49071

約数の個数: 32

約数和(自身を含む): 1682311680

約数和(自身を除く): 936580040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 3064, 3830, 7660, 15320, 48677, 97354, 194708, 243385, 389416, 486770, 973540, 1947080, 18643291, 37286582, 74573164, 93216455, 149146328, 186432910, 372865820, 745731640]

約数ペア:

[(1, 745731640), (2, 372865820), (4, 186432910), (5, 149146328), (8, 93216455), (10, 74573164), (20, 37286582), (40, 18643291), (383, 1947080), (766, 973540), (1532, 486770), (1915, 389416), (3064, 243385), (3830, 194708), (7660, 97354), (15320, 48677)]