2055142340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1\times {\mathrm{3727}}^1$

素因数の和:4164

約数の個数: 48

約数和(自身を含む): 4384128000

約数和(自身を除く): 2328985660

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 349, 395, 698, 790, 1396, 1580, 1745, 3490, 3727, 6980, 7454, 14908, 18635, 27571, 37270, 55142, 74540, 110284, 137855, 275710, 294433, 551420, 588866, 1177732, 1300723, 1472165, 2601446, 2944330, 5202892, 5888660, 6503615, 13007230, 26014460, 102757117, 205514234, 411028468, 513785585, 1027571170, 2055142340]

約数ペア:

[(1, 2055142340), (2, 1027571170), (4, 513785585), (5, 411028468), (10, 205514234), (20, 102757117), (79, 26014460), (158, 13007230), (316, 6503615), (349, 5888660), (395, 5202892), (698, 2944330), (790, 2601446), (1396, 1472165), (1580, 1300723), (1745, 1177732), (3490, 588866), (3727, 551420), (6980, 294433), (7454, 275710), (14908, 137855), (18635, 110284), (27571, 74540), (37270, 55142)]