142644020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12109}}^1$

素因数の和:12168

約数の個数: 48

約数和(自身を含む): 325516800

約数和(自身を除く): 182872780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 12109, 24218, 48436, 60545, 121090, 230071, 242180, 375379, 460142, 750758, 920284, 1150355, 1501516, 1876895, 2300710, 3753790, 4601420, 7132201, 7507580, 14264402, 28528804, 35661005, 71322010, 142644020]

約数ペア:

[(1, 142644020), (2, 71322010), (4, 35661005), (5, 28528804), (10, 14264402), (19, 7507580), (20, 7132201), (31, 4601420), (38, 3753790), (62, 2300710), (76, 1876895), (95, 1501516), (124, 1150355), (155, 920284), (190, 750758), (310, 460142), (380, 375379), (589, 242180), (620, 230071), (1178, 121090), (2356, 60545), (2945, 48436), (5890, 24218), (11780, 12109)]