289733090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{6659}}^1$

素因数の和:6914

約数の個数: 32

約数和(自身を含む): 551448000

約数和(自身を除く): 261714910

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 229, 458, 1145, 2290, 4351, 6659, 8702, 13318, 21755, 33295, 43510, 66590, 126521, 253042, 632605, 1265210, 1524911, 3049822, 7624555, 15249110, 28973309, 57946618, 144866545, 289733090]

約数ペア:

[(1, 289733090), (2, 144866545), (5, 57946618), (10, 28973309), (19, 15249110), (38, 7624555), (95, 3049822), (190, 1524911), (229, 1265210), (458, 632605), (1145, 253042), (2290, 126521), (4351, 66590), (6659, 43510), (8702, 33295), (13318, 21755)]