13648040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 35596800

約数和(自身を除く): 21948760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 617, 632, 790, 1106, 1234, 1580, 2212, 2468, 2765, 3085, 3160, 4319, 4424, 4936, 5530, 6170, 8638, 11060, 12340, 17276, 21595, 22120, 24680, 34552, 43190, 48743, 86380, 97486, 172760, 194972, 243715, 341201, 389944, 487430, 682402, 974860, 1364804, 1706005, 1949720, 2729608, 3412010, 6824020, 13648040]

約数ペア:

[(1, 13648040), (2, 6824020), (4, 3412010), (5, 2729608), (7, 1949720), (8, 1706005), (10, 1364804), (14, 974860), (20, 682402), (28, 487430), (35, 389944), (40, 341201), (56, 243715), (70, 194972), (79, 172760), (140, 97486), (158, 86380), (280, 48743), (316, 43190), (395, 34552), (553, 24680), (617, 22120), (632, 21595), (790, 17276), (1106, 12340), (1234, 11060), (1580, 8638), (2212, 6170), (2468, 5530), (2765, 4936), (3085, 4424), (3160, 4319)]