28642920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{238691}}^1$

素因数の和:238705

約数の個数: 32

約数和(自身を含む): 85929120

約数和(自身を除く): 57286200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 238691, 477382, 716073, 954764, 1193455, 1432146, 1909528, 2386910, 2864292, 3580365, 4773820, 5728584, 7160730, 9547640, 14321460, 28642920]

約数ペア:

[(1, 28642920), (2, 14321460), (3, 9547640), (4, 7160730), (5, 5728584), (6, 4773820), (8, 3580365), (10, 2864292), (12, 2386910), (15, 1909528), (20, 1432146), (24, 1193455), (30, 954764), (40, 716073), (60, 477382), (120, 238691)]