31646620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{773}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 70217280

約数和(自身を除く): 38570660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 773, 890, 1546, 1780, 2047, 3092, 3865, 4094, 7730, 8188, 10235, 15460, 17779, 20470, 35558, 40940, 68797, 71116, 88895, 137594, 177790, 275188, 343985, 355580, 687970, 1375940, 1582331, 3164662, 6329324, 7911655, 15823310, 31646620]

約数ペア:

[(1, 31646620), (2, 15823310), (4, 7911655), (5, 6329324), (10, 3164662), (20, 1582331), (23, 1375940), (46, 687970), (89, 355580), (92, 343985), (115, 275188), (178, 177790), (230, 137594), (356, 88895), (445, 71116), (460, 68797), (773, 40940), (890, 35558), (1546, 20470), (1780, 17779), (2047, 15460), (3092, 10235), (3865, 8188), (4094, 7730)]