428145680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{314813}}^1$

素因数の和:314843

約数の個数: 40

約数和(自身を含む): 1053997272

約数和(自身を除く): 625851592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 314813, 629626, 1259252, 1574065, 2518504, 3148130, 5037008, 5351821, 6296260, 10703642, 12592520, 21407284, 25185040, 26759105, 42814568, 53518210, 85629136, 107036420, 214072840, 428145680]

約数ペア:

[(1, 428145680), (2, 214072840), (4, 107036420), (5, 85629136), (8, 53518210), (10, 42814568), (16, 26759105), (17, 25185040), (20, 21407284), (34, 12592520), (40, 10703642), (68, 6296260), (80, 5351821), (85, 5037008), (136, 3148130), (170, 2518504), (272, 1574065), (340, 1259252), (680, 629626), (1360, 314813)]