28749770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2551}}^1$

素因数の和:2595

約数の個数: 48

約数和(自身を含む): 62840448

約数和(自身を除く): 34090678

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 2551, 5102, 5635, 11270, 12755, 17857, 25510, 35714, 58673, 89285, 117346, 124999, 178570, 249998, 293365, 410711, 586730, 624995, 821422, 1249990, 2053555, 2874977, 4107110, 5749954, 14374885, 28749770]

約数ペア:

[(1, 28749770), (2, 14374885), (5, 5749954), (7, 4107110), (10, 2874977), (14, 2053555), (23, 1249990), (35, 821422), (46, 624995), (49, 586730), (70, 410711), (98, 293365), (115, 249998), (161, 178570), (230, 124999), (245, 117346), (322, 89285), (490, 58673), (805, 35714), (1127, 25510), (1610, 17857), (2254, 12755), (2551, 11270), (5102, 5635)]