12982480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 34997760

約数和(自身を除く): 22015280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 239, 280, 388, 478, 485, 560, 679, 776, 956, 970, 1195, 1358, 1552, 1673, 1912, 1940, 2390, 2716, 3346, 3395, 3824, 3880, 4780, 5432, 6692, 6790, 7760, 8365, 9560, 10864, 13384, 13580, 16730, 19120, 23183, 26768, 27160, 33460, 46366, 54320, 66920, 92732, 115915, 133840, 162281, 185464, 231830, 324562, 370928, 463660, 649124, 811405, 927320, 1298248, 1622810, 1854640, 2596496, 3245620, 6491240, 12982480]

約数ペア:

[(1, 12982480), (2, 6491240), (4, 3245620), (5, 2596496), (7, 1854640), (8, 1622810), (10, 1298248), (14, 927320), (16, 811405), (20, 649124), (28, 463660), (35, 370928), (40, 324562), (56, 231830), (70, 185464), (80, 162281), (97, 133840), (112, 115915), (140, 92732), (194, 66920), (239, 54320), (280, 46366), (388, 33460), (478, 27160), (485, 26768), (560, 23183), (679, 19120), (776, 16730), (956, 13580), (970, 13384), (1195, 10864), (1358, 9560), (1552, 8365), (1673, 7760), (1912, 6790), (1940, 6692), (2390, 5432), (2716, 4780), (3346, 3880), (3395, 3824)]