26882720

素因数分解:

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

素因数の和:310

約数の個数: 96

約数和(自身を含む): 68947200

約数和(自身を除く): 42064480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 74, 76, 80, 95, 148, 152, 160, 185, 190, 239, 296, 304, 370, 380, 478, 592, 608, 703, 740, 760, 956, 1184, 1195, 1406, 1480, 1520, 1912, 2390, 2812, 2960, 3040, 3515, 3824, 4541, 4780, 5624, 5920, 7030, 7648, 8843, 9082, 9560, 11248, 14060, 17686, 18164, 19120, 22496, 22705, 28120, 35372, 36328, 38240, 44215, 45410, 56240, 70744, 72656, 88430, 90820, 112480, 141488, 145312, 168017, 176860, 181640, 282976, 336034, 353720, 363280, 672068, 707440, 726560, 840085, 1344136, 1414880, 1680170, 2688272, 3360340, 5376544, 6720680, 13441360, 26882720]

約数ペア:

[(1, 26882720), (2, 13441360), (4, 6720680), (5, 5376544), (8, 3360340), (10, 2688272), (16, 1680170), (19, 1414880), (20, 1344136), (32, 840085), (37, 726560), (38, 707440), (40, 672068), (74, 363280), (76, 353720), (80, 336034), (95, 282976), (148, 181640), (152, 176860), (160, 168017), (185, 145312), (190, 141488), (239, 112480), (296, 90820), (304, 88430), (370, 72656), (380, 70744), (478, 56240), (592, 45410), (608, 44215), (703, 38240), (740, 36328), (760, 35372), (956, 28120), (1184, 22705), (1195, 22496), (1406, 19120), (1480, 18164), (1520, 17686), (1912, 14060), (2390, 11248), (2812, 9560), (2960, 9082), (3040, 8843), (3515, 7648), (3824, 7030), (4541, 5920), (4780, 5624)]