73972240

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2377}}^1$

素因数の和:2779

約数の個数: 40

約数和(自身を含む): 172500120

約数和(自身を除く): 98527880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 2377, 3112, 3890, 4754, 6224, 7780, 9508, 11885, 15560, 19016, 23770, 31120, 38032, 47540, 95080, 190160, 924653, 1849306, 3698612, 4623265, 7397224, 9246530, 14794448, 18493060, 36986120, 73972240]

約数ペア:

[(1, 73972240), (2, 36986120), (4, 18493060), (5, 14794448), (8, 9246530), (10, 7397224), (16, 4623265), (20, 3698612), (40, 1849306), (80, 924653), (389, 190160), (778, 95080), (1556, 47540), (1945, 38032), (2377, 31120), (3112, 23770), (3890, 19016), (4754, 15560), (6224, 11885), (7780, 9508)]