7850480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{811}}^1$

素因数の和:846

約数の個数: 60

約数和(自身を含む): 20087256

約数和(自身を除く): 12236776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 811, 880, 968, 1210, 1622, 1936, 2420, 3244, 4055, 4840, 6488, 8110, 8921, 9680, 12976, 16220, 17842, 32440, 35684, 44605, 64880, 71368, 89210, 98131, 142736, 178420, 196262, 356840, 392524, 490655, 713680, 785048, 981310, 1570096, 1962620, 3925240, 7850480]

約数ペア:

[(1, 7850480), (2, 3925240), (4, 1962620), (5, 1570096), (8, 981310), (10, 785048), (11, 713680), (16, 490655), (20, 392524), (22, 356840), (40, 196262), (44, 178420), (55, 142736), (80, 98131), (88, 89210), (110, 71368), (121, 64880), (176, 44605), (220, 35684), (242, 32440), (440, 17842), (484, 16220), (605, 12976), (811, 9680), (880, 8921), (968, 8110), (1210, 6488), (1622, 4840), (1936, 4055), (2420, 3244)]