26842640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 71245440

約数和(自身を除く): 44402800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 59, 80, 88, 94, 110, 118, 121, 176, 188, 220, 235, 236, 242, 295, 376, 440, 470, 472, 484, 517, 590, 605, 649, 752, 880, 940, 944, 968, 1034, 1180, 1210, 1298, 1880, 1936, 2068, 2360, 2420, 2585, 2596, 2773, 3245, 3760, 4136, 4720, 4840, 5170, 5192, 5546, 5687, 6490, 7139, 8272, 9680, 10340, 10384, 11092, 11374, 12980, 13865, 14278, 20680, 22184, 22748, 25960, 27730, 28435, 28556, 30503, 35695, 41360, 44368, 45496, 51920, 55460, 56870, 57112, 61006, 71390, 90992, 110920, 113740, 114224, 122012, 142780, 152515, 221840, 227480, 244024, 285560, 305030, 335533, 454960, 488048, 571120, 610060, 671066, 1220120, 1342132, 1677665, 2440240, 2684264, 3355330, 5368528, 6710660, 13421320, 26842640]

約数ペア:

[(1, 26842640), (2, 13421320), (4, 6710660), (5, 5368528), (8, 3355330), (10, 2684264), (11, 2440240), (16, 1677665), (20, 1342132), (22, 1220120), (40, 671066), (44, 610060), (47, 571120), (55, 488048), (59, 454960), (80, 335533), (88, 305030), (94, 285560), (110, 244024), (118, 227480), (121, 221840), (176, 152515), (188, 142780), (220, 122012), (235, 114224), (236, 113740), (242, 110920), (295, 90992), (376, 71390), (440, 61006), (470, 57112), (472, 56870), (484, 55460), (517, 51920), (590, 45496), (605, 44368), (649, 41360), (752, 35695), (880, 30503), (940, 28556), (944, 28435), (968, 27730), (1034, 25960), (1180, 22748), (1210, 22184), (1298, 20680), (1880, 14278), (1936, 13865), (2068, 12980), (2360, 11374), (2420, 11092), (2585, 10384), (2596, 10340), (2773, 9680), (3245, 8272), (3760, 7139), (4136, 6490), (4720, 5687), (4840, 5546), (5170, 5192)]