9801520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7207}}^1$

素因数の和:7237

約数の個数: 40

約数和(自身を含む): 24132384

約数和(自身を除く): 14330864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 7207, 14414, 28828, 36035, 57656, 72070, 115312, 122519, 144140, 245038, 288280, 490076, 576560, 612595, 980152, 1225190, 1960304, 2450380, 4900760, 9801520]

約数ペア:

[(1, 9801520), (2, 4900760), (4, 2450380), (5, 1960304), (8, 1225190), (10, 980152), (16, 612595), (17, 576560), (20, 490076), (34, 288280), (40, 245038), (68, 144140), (80, 122519), (85, 115312), (136, 72070), (170, 57656), (272, 36035), (340, 28828), (680, 14414), (1360, 7207)]