31197280

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2671}}^1$

素因数の和:2759

約数の個数: 48

約数和(自身を含む): 74741184

約数和(自身を除く): 43543904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2671, 2920, 5342, 5840, 10684, 11680, 13355, 21368, 26710, 42736, 53420, 85472, 106840, 194983, 213680, 389966, 427360, 779932, 974915, 1559864, 1949830, 3119728, 3899660, 6239456, 7799320, 15598640, 31197280]

約数ペア:

[(1, 31197280), (2, 15598640), (4, 7799320), (5, 6239456), (8, 3899660), (10, 3119728), (16, 1949830), (20, 1559864), (32, 974915), (40, 779932), (73, 427360), (80, 389966), (146, 213680), (160, 194983), (292, 106840), (365, 85472), (584, 53420), (730, 42736), (1168, 26710), (1460, 21368), (2336, 13355), (2671, 11680), (2920, 10684), (5342, 5840)]