20239550680

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{767813}}^1$

素因数の和:768483

約数の個数: 32

約数和(自身を含む): 45608151600

約数和(自身を除く): 25368600920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 1318, 2636, 3295, 5272, 6590, 13180, 26360, 767813, 1535626, 3071252, 3839065, 6142504, 7678130, 15356260, 30712520, 505988767, 1011977534, 2023955068, 2529943835, 4047910136, 5059887670, 10119775340, 20239550680]

約数ペア:

[(1, 20239550680), (2, 10119775340), (4, 5059887670), (5, 4047910136), (8, 2529943835), (10, 2023955068), (20, 1011977534), (40, 505988767), (659, 30712520), (1318, 15356260), (2636, 7678130), (3295, 6142504), (5272, 3839065), (6590, 3071252), (13180, 1535626), (26360, 767813)]