453680

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 40

約数和(自身を含む): 1084752

約数和(自身を除く): 631072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 107, 212, 214, 265, 424, 428, 530, 535, 848, 856, 1060, 1070, 1712, 2120, 2140, 4240, 4280, 5671, 8560, 11342, 22684, 28355, 45368, 56710, 90736, 113420, 226840, 453680]

約数ペア:

[(1, 453680), (2, 226840), (4, 113420), (5, 90736), (8, 56710), (10, 45368), (16, 28355), (20, 22684), (40, 11342), (53, 8560), (80, 5671), (106, 4280), (107, 4240), (212, 2140), (214, 2120), (265, 1712), (424, 1070), (428, 1060), (530, 856), (535, 848)]