22101760

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 54746496

約数和(自身を除く): 32644736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 557, 620, 640, 992, 1114, 1240, 1280, 1984, 2228, 2480, 2785, 3968, 4456, 4960, 5570, 7936, 8912, 9920, 11140, 17267, 17824, 19840, 22280, 34534, 35648, 39680, 44560, 69068, 71296, 86335, 89120, 138136, 142592, 172670, 178240, 276272, 345340, 356480, 552544, 690680, 712960, 1105088, 1381360, 2210176, 2762720, 4420352, 5525440, 11050880, 22101760]

約数ペア:

[(1, 22101760), (2, 11050880), (4, 5525440), (5, 4420352), (8, 2762720), (10, 2210176), (16, 1381360), (20, 1105088), (31, 712960), (32, 690680), (40, 552544), (62, 356480), (64, 345340), (80, 276272), (124, 178240), (128, 172670), (155, 142592), (160, 138136), (248, 89120), (256, 86335), (310, 71296), (320, 69068), (496, 44560), (557, 39680), (620, 35648), (640, 34534), (992, 22280), (1114, 19840), (1240, 17824), (1280, 17267), (1984, 11140), (2228, 9920), (2480, 8912), (2785, 7936), (3968, 5570), (4456, 4960)]