28518160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1456

約数の個数: 80

約数和(自身を含む): 75530880

約数和(自身を除く): 47012720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1409, 1840, 2024, 2530, 2818, 4048, 5060, 5636, 7045, 10120, 11272, 14090, 15499, 20240, 22544, 28180, 30998, 32407, 56360, 61996, 64814, 77495, 112720, 123992, 129628, 154990, 162035, 247984, 259256, 309980, 324070, 356477, 518512, 619960, 648140, 712954, 1239920, 1296280, 1425908, 1782385, 2592560, 2851816, 3564770, 5703632, 7129540, 14259080, 28518160]

約数ペア:

[(1, 28518160), (2, 14259080), (4, 7129540), (5, 5703632), (8, 3564770), (10, 2851816), (11, 2592560), (16, 1782385), (20, 1425908), (22, 1296280), (23, 1239920), (40, 712954), (44, 648140), (46, 619960), (55, 518512), (80, 356477), (88, 324070), (92, 309980), (110, 259256), (115, 247984), (176, 162035), (184, 154990), (220, 129628), (230, 123992), (253, 112720), (368, 77495), (440, 64814), (460, 61996), (506, 56360), (880, 32407), (920, 30998), (1012, 28180), (1265, 22544), (1409, 20240), (1840, 15499), (2024, 14090), (2530, 11272), (2818, 10120), (4048, 7045), (5060, 5636)]