47784280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70271}}^1$

素因数の和:70299

約数の個数: 32

約数和(自身を含む): 113840640

約数和(自身を除く): 66056360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 70271, 140542, 281084, 351355, 562168, 702710, 1194607, 1405420, 2389214, 2810840, 4778428, 5973035, 9556856, 11946070, 23892140, 47784280]

約数ペア:

[(1, 47784280), (2, 23892140), (4, 11946070), (5, 9556856), (8, 5973035), (10, 4778428), (17, 2810840), (20, 2389214), (34, 1405420), (40, 1194607), (68, 702710), (85, 562168), (136, 351355), (170, 281084), (340, 140542), (680, 70271)]