238800140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 513626400

約数和(自身を除く): 274826260

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 157, 236, 295, 314, 590, 628, 785, 1180, 1289, 1570, 2578, 3140, 5156, 6445, 9263, 12890, 18526, 25780, 37052, 46315, 76051, 92630, 152102, 185260, 202373, 304204, 380255, 404746, 760510, 809492, 1011865, 1521020, 2023730, 4047460, 11940007, 23880014, 47760028, 59700035, 119400070, 238800140]

約数ペア:

[(1, 238800140), (2, 119400070), (4, 59700035), (5, 47760028), (10, 23880014), (20, 11940007), (59, 4047460), (118, 2023730), (157, 1521020), (236, 1011865), (295, 809492), (314, 760510), (590, 404746), (628, 380255), (785, 304204), (1180, 202373), (1289, 185260), (1570, 152102), (2578, 92630), (3140, 76051), (5156, 46315), (6445, 37052), (9263, 25780), (12890, 18526)]