18855550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3169}}^1$

素因数の和:3205

約数の個数: 48

約数和(自身を含む): 42452640

約数和(自身を除く): 23597090

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3169, 5950, 6338, 15845, 22183, 31690, 44366, 53873, 79225, 107746, 110915, 158450, 221830, 269365, 377111, 538730, 554575, 754222, 1109150, 1346825, 1885555, 2693650, 3771110, 9427775, 18855550]

約数ペア:

[(1, 18855550), (2, 9427775), (5, 3771110), (7, 2693650), (10, 1885555), (14, 1346825), (17, 1109150), (25, 754222), (34, 554575), (35, 538730), (50, 377111), (70, 269365), (85, 221830), (119, 158450), (170, 110915), (175, 107746), (238, 79225), (350, 53873), (425, 44366), (595, 31690), (850, 22183), (1190, 15845), (2975, 6338), (3169, 5950)]