179493940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{743}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 386975232

約数和(自身を除く): 207481292

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 257, 470, 514, 743, 940, 1028, 1285, 1486, 2570, 2972, 3715, 5140, 7430, 12079, 14860, 24158, 34921, 48316, 60395, 69842, 120790, 139684, 174605, 190951, 241580, 349210, 381902, 698420, 763804, 954755, 1909510, 3819020, 8974697, 17949394, 35898788, 44873485, 89746970, 179493940]

約数ペア:

[(1, 179493940), (2, 89746970), (4, 44873485), (5, 35898788), (10, 17949394), (20, 8974697), (47, 3819020), (94, 1909510), (188, 954755), (235, 763804), (257, 698420), (470, 381902), (514, 349210), (743, 241580), (940, 190951), (1028, 174605), (1285, 139684), (1486, 120790), (2570, 69842), (2972, 60395), (3715, 48316), (5140, 34921), (7430, 24158), (12079, 14860)]