15876770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 35804160

約数和(自身を除く): 19927390

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 239, 365, 455, 478, 511, 730, 910, 949, 1022, 1195, 1673, 1898, 2390, 2555, 3107, 3346, 4745, 5110, 6214, 6643, 8365, 9490, 13286, 15535, 16730, 17447, 21749, 31070, 33215, 34894, 43498, 66430, 87235, 108745, 122129, 174470, 217490, 226811, 244258, 453622, 610645, 1134055, 1221290, 1587677, 2268110, 3175354, 7938385, 15876770]

約数ペア:

[(1, 15876770), (2, 7938385), (5, 3175354), (7, 2268110), (10, 1587677), (13, 1221290), (14, 1134055), (26, 610645), (35, 453622), (65, 244258), (70, 226811), (73, 217490), (91, 174470), (130, 122129), (146, 108745), (182, 87235), (239, 66430), (365, 43498), (455, 34894), (478, 33215), (511, 31070), (730, 21749), (910, 17447), (949, 16730), (1022, 15535), (1195, 13286), (1673, 9490), (1898, 8365), (2390, 6643), (2555, 6214), (3107, 5110), (3346, 4745)]