553640693780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1951}}^1\times {\mathrm{130171}}^1$

素因数の和:132240

約数の個数: 48

約数和(自身を含む): 1173922337280

約数和(自身を除く): 620281643500

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1951, 2180, 3902, 7804, 9755, 19510, 39020, 130171, 212659, 260342, 425318, 520684, 650855, 850636, 1063295, 1301710, 2126590, 2603420, 4253180, 14188639, 28377278, 56754556, 70943195, 141886390, 253963621, 283772780, 507927242, 1015854484, 1269818105, 2539636210, 5079272420, 27682034689, 55364069378, 110728138756, 138410173445, 276820346890, 553640693780]

約数ペア:

[(1, 553640693780), (2, 276820346890), (4, 138410173445), (5, 110728138756), (10, 55364069378), (20, 27682034689), (109, 5079272420), (218, 2539636210), (436, 1269818105), (545, 1015854484), (1090, 507927242), (1951, 283772780), (2180, 253963621), (3902, 141886390), (7804, 70943195), (9755, 56754556), (19510, 28377278), (39020, 14188639), (130171, 4253180), (212659, 2603420), (260342, 2126590), (425318, 1301710), (520684, 1063295), (650855, 850636)]