28559680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2879}}^1$

素因数の和:2927

約数の個数: 56

約数和(自身を含む): 70225920

約数和(自身を除く): 41666240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 2879, 4960, 5758, 9920, 11516, 14395, 23032, 28790, 46064, 57580, 89249, 92128, 115160, 178498, 184256, 230320, 356996, 446245, 460640, 713992, 892490, 921280, 1427984, 1784980, 2855968, 3569960, 5711936, 7139920, 14279840, 28559680]

約数ペア:

[(1, 28559680), (2, 14279840), (4, 7139920), (5, 5711936), (8, 3569960), (10, 2855968), (16, 1784980), (20, 1427984), (31, 921280), (32, 892490), (40, 713992), (62, 460640), (64, 446245), (80, 356996), (124, 230320), (155, 184256), (160, 178498), (248, 115160), (310, 92128), (320, 89249), (496, 57580), (620, 46064), (992, 28790), (1240, 23032), (1984, 14395), (2480, 11516), (2879, 9920), (4960, 5758)]