13441360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 33926400

約数和(自身を除く): 20485040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 239, 296, 304, 370, 380, 478, 592, 703, 740, 760, 956, 1195, 1406, 1480, 1520, 1912, 2390, 2812, 2960, 3515, 3824, 4541, 4780, 5624, 7030, 8843, 9082, 9560, 11248, 14060, 17686, 18164, 19120, 22705, 28120, 35372, 36328, 44215, 45410, 56240, 70744, 72656, 88430, 90820, 141488, 168017, 176860, 181640, 336034, 353720, 363280, 672068, 707440, 840085, 1344136, 1680170, 2688272, 3360340, 6720680, 13441360]

約数ペア:

[(1, 13441360), (2, 6720680), (4, 3360340), (5, 2688272), (8, 1680170), (10, 1344136), (16, 840085), (19, 707440), (20, 672068), (37, 363280), (38, 353720), (40, 336034), (74, 181640), (76, 176860), (80, 168017), (95, 141488), (148, 90820), (152, 88430), (185, 72656), (190, 70744), (239, 56240), (296, 45410), (304, 44215), (370, 36328), (380, 35372), (478, 28120), (592, 22705), (703, 19120), (740, 18164), (760, 17686), (956, 14060), (1195, 11248), (1406, 9560), (1480, 9082), (1520, 8843), (1912, 7030), (2390, 5624), (2812, 4780), (2960, 4541), (3515, 3824)]