12837440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:556

約数の個数: 112

約数和(自身を含む): 38185344

約数和(自身を除く): 25347904

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 521, 560, 616, 704, 770, 880, 1042, 1120, 1232, 1540, 1760, 2084, 2240, 2464, 2605, 3080, 3520, 3647, 4168, 4928, 5210, 5731, 6160, 7294, 8336, 10420, 11462, 12320, 14588, 16672, 18235, 20840, 22924, 24640, 28655, 29176, 33344, 36470, 40117, 41680, 45848, 57310, 58352, 72940, 80234, 83360, 91696, 114620, 116704, 145880, 160468, 166720, 183392, 200585, 229240, 233408, 291760, 320936, 366784, 401170, 458480, 583520, 641872, 802340, 916960, 1167040, 1283744, 1604680, 1833920, 2567488, 3209360, 6418720, 12837440]

約数ペア:

[(1, 12837440), (2, 6418720), (4, 3209360), (5, 2567488), (7, 1833920), (8, 1604680), (10, 1283744), (11, 1167040), (14, 916960), (16, 802340), (20, 641872), (22, 583520), (28, 458480), (32, 401170), (35, 366784), (40, 320936), (44, 291760), (55, 233408), (56, 229240), (64, 200585), (70, 183392), (77, 166720), (80, 160468), (88, 145880), (110, 116704), (112, 114620), (140, 91696), (154, 83360), (160, 80234), (176, 72940), (220, 58352), (224, 57310), (280, 45848), (308, 41680), (320, 40117), (352, 36470), (385, 33344), (440, 29176), (448, 28655), (521, 24640), (560, 22924), (616, 20840), (704, 18235), (770, 16672), (880, 14588), (1042, 12320), (1120, 11462), (1232, 10420), (1540, 8336), (1760, 7294), (2084, 6160), (2240, 5731), (2464, 5210), (2605, 4928), (3080, 4168), (3520, 3647)]