29955920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 73709568

約数和(自身を除く): 43753648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 47, 62, 80, 94, 124, 155, 188, 235, 248, 257, 310, 376, 470, 496, 514, 620, 752, 940, 1028, 1240, 1285, 1457, 1880, 2056, 2480, 2570, 2914, 3760, 4112, 5140, 5828, 7285, 7967, 10280, 11656, 12079, 14570, 15934, 20560, 23312, 24158, 29140, 31868, 39835, 48316, 58280, 60395, 63736, 79670, 96632, 116560, 120790, 127472, 159340, 193264, 241580, 318680, 374449, 483160, 637360, 748898, 966320, 1497796, 1872245, 2995592, 3744490, 5991184, 7488980, 14977960, 29955920]

約数ペア:

[(1, 29955920), (2, 14977960), (4, 7488980), (5, 5991184), (8, 3744490), (10, 2995592), (16, 1872245), (20, 1497796), (31, 966320), (40, 748898), (47, 637360), (62, 483160), (80, 374449), (94, 318680), (124, 241580), (155, 193264), (188, 159340), (235, 127472), (248, 120790), (257, 116560), (310, 96632), (376, 79670), (470, 63736), (496, 60395), (514, 58280), (620, 48316), (752, 39835), (940, 31868), (1028, 29140), (1240, 24158), (1285, 23312), (1457, 20560), (1880, 15934), (2056, 14570), (2480, 12079), (2570, 11656), (2914, 10280), (3760, 7967), (4112, 7285), (5140, 5828)]