55219640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^2$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 147083040

約数和(自身を除く): 91863400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 61, 70, 106, 122, 140, 212, 244, 265, 280, 305, 371, 424, 427, 488, 530, 610, 742, 854, 1060, 1220, 1484, 1708, 1855, 2120, 2135, 2440, 2968, 3233, 3416, 3710, 3721, 4270, 6466, 7420, 7442, 8540, 12932, 14840, 14884, 16165, 17080, 18605, 22631, 25864, 26047, 29768, 32330, 37210, 45262, 52094, 64660, 74420, 90524, 104188, 113155, 129320, 130235, 148840, 181048, 197213, 208376, 226310, 260470, 394426, 452620, 520940, 788852, 905240, 986065, 1041880, 1380491, 1577704, 1972130, 2760982, 3944260, 5521964, 6902455, 7888520, 11043928, 13804910, 27609820, 55219640]

約数ペア:

[(1, 55219640), (2, 27609820), (4, 13804910), (5, 11043928), (7, 7888520), (8, 6902455), (10, 5521964), (14, 3944260), (20, 2760982), (28, 1972130), (35, 1577704), (40, 1380491), (53, 1041880), (56, 986065), (61, 905240), (70, 788852), (106, 520940), (122, 452620), (140, 394426), (212, 260470), (244, 226310), (265, 208376), (280, 197213), (305, 181048), (371, 148840), (424, 130235), (427, 129320), (488, 113155), (530, 104188), (610, 90524), (742, 74420), (854, 64660), (1060, 52094), (1220, 45262), (1484, 37210), (1708, 32330), (1855, 29768), (2120, 26047), (2135, 25864), (2440, 22631), (2968, 18605), (3233, 17080), (3416, 16165), (3710, 14884), (3721, 14840), (4270, 12932), (6466, 8540), (7420, 7442)]