38865840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12457}}^1$

素因数の和:12486

約数の個数: 80

約数和(自身を含む): 129762528

約数和(自身を除く): 90896688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 12457, 24914, 37371, 49828, 62285, 74742, 99656, 124570, 149484, 161941, 186855, 199312, 249140, 298968, 323882, 373710, 485823, 498280, 597936, 647764, 747420, 809705, 971646, 996560, 1295528, 1494840, 1619410, 1943292, 2429115, 2591056, 2989680, 3238820, 3886584, 4858230, 6477640, 7773168, 9716460, 12955280, 19432920, 38865840]

約数ペア:

[(1, 38865840), (2, 19432920), (3, 12955280), (4, 9716460), (5, 7773168), (6, 6477640), (8, 4858230), (10, 3886584), (12, 3238820), (13, 2989680), (15, 2591056), (16, 2429115), (20, 1943292), (24, 1619410), (26, 1494840), (30, 1295528), (39, 996560), (40, 971646), (48, 809705), (52, 747420), (60, 647764), (65, 597936), (78, 498280), (80, 485823), (104, 373710), (120, 323882), (130, 298968), (156, 249140), (195, 199312), (208, 186855), (240, 161941), (260, 149484), (312, 124570), (390, 99656), (520, 74742), (624, 62285), (780, 49828), (1040, 37371), (1560, 24914), (3120, 12457)]