205420260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{110441}}^1$

素因数の和:110484

約数の個数: 48

約数和(自身を含む): 593736192

約数和(自身を除く): 388315932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 110441, 220882, 331323, 441764, 552205, 662646, 1104410, 1325292, 1656615, 2208820, 3313230, 3423671, 6626460, 6847342, 10271013, 13694684, 17118355, 20542026, 34236710, 41084052, 51355065, 68473420, 102710130, 205420260]

約数ペア:

[(1, 205420260), (2, 102710130), (3, 68473420), (4, 51355065), (5, 41084052), (6, 34236710), (10, 20542026), (12, 17118355), (15, 13694684), (20, 10271013), (30, 6847342), (31, 6626460), (60, 3423671), (62, 3313230), (93, 2208820), (124, 1656615), (155, 1325292), (186, 1104410), (310, 662646), (372, 552205), (465, 441764), (620, 331323), (930, 220882), (1860, 110441)]