20329680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12101}}^1$

素因数の和:12124

約数の個数: 80

約数和(自身を含む): 72031104

約数和(自身を除く): 51701424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12101, 24202, 36303, 48404, 60505, 72606, 84707, 96808, 121010, 145212, 169414, 181515, 193616, 242020, 254121, 290424, 338828, 363030, 423535, 484040, 508242, 580848, 677656, 726060, 847070, 968080, 1016484, 1270605, 1355312, 1452120, 1694140, 2032968, 2541210, 2904240, 3388280, 4065936, 5082420, 6776560, 10164840, 20329680]

約数ペア:

[(1, 20329680), (2, 10164840), (3, 6776560), (4, 5082420), (5, 4065936), (6, 3388280), (7, 2904240), (8, 2541210), (10, 2032968), (12, 1694140), (14, 1452120), (15, 1355312), (16, 1270605), (20, 1016484), (21, 968080), (24, 847070), (28, 726060), (30, 677656), (35, 580848), (40, 508242), (42, 484040), (48, 423535), (56, 363030), (60, 338828), (70, 290424), (80, 254121), (84, 242020), (105, 193616), (112, 181515), (120, 169414), (140, 145212), (168, 121010), (210, 96808), (240, 84707), (280, 72606), (336, 60505), (420, 48404), (560, 36303), (840, 24202), (1680, 12101)]