20120940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{5323}}^1$

素因数の和:5348

約数の個数: 96

約数和(自身を含む): 71554560

約数和(自身を除く): 51433620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 5323, 10646, 15969, 21292, 26615, 31938, 37261, 47907, 53230, 63876, 74522, 79845, 95814, 106460, 111783, 143721, 149044, 159690, 186305, 191628, 223566, 239535, 287442, 319380, 335349, 372610, 447132, 479070, 558915, 574884, 670698, 718605, 745220, 958140, 1006047, 1117830, 1341396, 1437210, 1676745, 2012094, 2235660, 2874420, 3353490, 4024188, 5030235, 6706980, 10060470, 20120940]

約数ペア:

[(1, 20120940), (2, 10060470), (3, 6706980), (4, 5030235), (5, 4024188), (6, 3353490), (7, 2874420), (9, 2235660), (10, 2012094), (12, 1676745), (14, 1437210), (15, 1341396), (18, 1117830), (20, 1006047), (21, 958140), (27, 745220), (28, 718605), (30, 670698), (35, 574884), (36, 558915), (42, 479070), (45, 447132), (54, 372610), (60, 335349), (63, 319380), (70, 287442), (84, 239535), (90, 223566), (105, 191628), (108, 186305), (126, 159690), (135, 149044), (140, 143721), (180, 111783), (189, 106460), (210, 95814), (252, 79845), (270, 74522), (315, 63876), (378, 53230), (420, 47907), (540, 37261), (630, 31938), (756, 26615), (945, 21292), (1260, 15969), (1890, 10646), (3780, 5323)]