355362920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{26053}}^1$

素因数の和:26106

約数の個数: 64

約数和(自身を含む): 900426240

約数和(自身を除く): 545063320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 26053, 52106, 104212, 130265, 208424, 260530, 286583, 521060, 573166, 807643, 1042120, 1146332, 1432915, 1615286, 2292664, 2865830, 3230572, 4038215, 5731660, 6461144, 8076430, 8884073, 11463320, 16152860, 17768146, 32305720, 35536292, 44420365, 71072584, 88840730, 177681460, 355362920]

約数ペア:

[(1, 355362920), (2, 177681460), (4, 88840730), (5, 71072584), (8, 44420365), (10, 35536292), (11, 32305720), (20, 17768146), (22, 16152860), (31, 11463320), (40, 8884073), (44, 8076430), (55, 6461144), (62, 5731660), (88, 4038215), (110, 3230572), (124, 2865830), (155, 2292664), (220, 1615286), (248, 1432915), (310, 1146332), (341, 1042120), (440, 807643), (620, 573166), (682, 521060), (1240, 286583), (1364, 260530), (1705, 208424), (2728, 130265), (3410, 104212), (6820, 52106), (13640, 26053)]