19603040

素因数分解:

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

素因数の和:7239

約数の個数: 48

約数和(自身を含む): 49043232

約数和(自身を除く): 29440192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 7207, 14414, 28828, 36035, 57656, 72070, 115312, 122519, 144140, 230624, 245038, 288280, 490076, 576560, 612595, 980152, 1153120, 1225190, 1960304, 2450380, 3920608, 4900760, 9801520, 19603040]

約数ペア:

[(1, 19603040), (2, 9801520), (4, 4900760), (5, 3920608), (8, 2450380), (10, 1960304), (16, 1225190), (17, 1153120), (20, 980152), (32, 612595), (34, 576560), (40, 490076), (68, 288280), (80, 245038), (85, 230624), (136, 144140), (160, 122519), (170, 115312), (272, 72070), (340, 57656), (544, 36035), (680, 28828), (1360, 14414), (2720, 7207)]