19593520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14407}}^1$

素因数の和:14437

約数の個数: 40

約数和(自身を含む): 48237984

約数和(自身を除く): 28644464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 14407, 28814, 57628, 72035, 115256, 144070, 230512, 244919, 288140, 489838, 576280, 979676, 1152560, 1224595, 1959352, 2449190, 3918704, 4898380, 9796760, 19593520]

約数ペア:

[(1, 19593520), (2, 9796760), (4, 4898380), (5, 3918704), (8, 2449190), (10, 1959352), (16, 1224595), (17, 1152560), (20, 979676), (34, 576280), (40, 489838), (68, 288140), (80, 244919), (85, 230512), (136, 144070), (170, 115256), (272, 72035), (340, 57628), (680, 28814), (1360, 14407)]