29517320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 76377600

約数和(自身を除く): 46860280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 271, 280, 389, 542, 778, 1084, 1355, 1556, 1897, 1945, 2168, 2710, 2723, 3112, 3794, 3890, 5420, 5446, 7588, 7780, 9485, 10840, 10892, 13615, 15176, 15560, 18970, 21784, 27230, 37940, 54460, 75880, 105419, 108920, 210838, 421676, 527095, 737933, 843352, 1054190, 1475866, 2108380, 2951732, 3689665, 4216760, 5903464, 7379330, 14758660, 29517320]

約数ペア:

[(1, 29517320), (2, 14758660), (4, 7379330), (5, 5903464), (7, 4216760), (8, 3689665), (10, 2951732), (14, 2108380), (20, 1475866), (28, 1054190), (35, 843352), (40, 737933), (56, 527095), (70, 421676), (140, 210838), (271, 108920), (280, 105419), (389, 75880), (542, 54460), (778, 37940), (1084, 27230), (1355, 21784), (1556, 18970), (1897, 15560), (1945, 15176), (2168, 13615), (2710, 10892), (2723, 10840), (3112, 9485), (3794, 7780), (3890, 7588), (5420, 5446)]