39879320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1447}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 98521920

約数和(自身を除く): 58642600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 1447, 2120, 2756, 2894, 3445, 5512, 5788, 6890, 7235, 11576, 13780, 14470, 18811, 27560, 28940, 37622, 57880, 75244, 76691, 94055, 150488, 153382, 188110, 306764, 376220, 383455, 613528, 752440, 766910, 996983, 1533820, 1993966, 3067640, 3987932, 4984915, 7975864, 9969830, 19939660, 39879320]

約数ペア:

[(1, 39879320), (2, 19939660), (4, 9969830), (5, 7975864), (8, 4984915), (10, 3987932), (13, 3067640), (20, 1993966), (26, 1533820), (40, 996983), (52, 766910), (53, 752440), (65, 613528), (104, 383455), (106, 376220), (130, 306764), (212, 188110), (260, 153382), (265, 150488), (424, 94055), (520, 76691), (530, 75244), (689, 57880), (1060, 37622), (1378, 28940), (1447, 27560), (2120, 18811), (2756, 14470), (2894, 13780), (3445, 11576), (5512, 7235), (5788, 6890)]