2017953880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{14851}}^1$

素因数の和:14984

約数の個数: 64

約数和(自身を含む): 4705113600

約数和(自身を除く): 2687159720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 790, 860, 1580, 1720, 3160, 3397, 6794, 13588, 14851, 16985, 27176, 29702, 33970, 59404, 67940, 74255, 118808, 135880, 148510, 297020, 594040, 638593, 1173229, 1277186, 2346458, 2554372, 3192965, 4692916, 5108744, 5866145, 6385930, 9385832, 11732290, 12771860, 23464580, 25543720, 46929160, 50448847, 100897694, 201795388, 252244235, 403590776, 504488470, 1008976940, 2017953880]

約数ペア:

[(1, 2017953880), (2, 1008976940), (4, 504488470), (5, 403590776), (8, 252244235), (10, 201795388), (20, 100897694), (40, 50448847), (43, 46929160), (79, 25543720), (86, 23464580), (158, 12771860), (172, 11732290), (215, 9385832), (316, 6385930), (344, 5866145), (395, 5108744), (430, 4692916), (632, 3192965), (790, 2554372), (860, 2346458), (1580, 1277186), (1720, 1173229), (3160, 638593), (3397, 594040), (6794, 297020), (13588, 148510), (14851, 135880), (16985, 118808), (27176, 74255), (29702, 67940), (33970, 59404)]