39197020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 85671936

約数和(自身を除く): 46474916

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 191, 310, 331, 382, 620, 662, 764, 955, 1324, 1655, 1910, 3310, 3820, 5921, 6620, 10261, 11842, 20522, 23684, 29605, 41044, 51305, 59210, 63221, 102610, 118420, 126442, 205220, 252884, 316105, 632210, 1264420, 1959851, 3919702, 7839404, 9799255, 19598510, 39197020]

約数ペア:

[(1, 39197020), (2, 19598510), (4, 9799255), (5, 7839404), (10, 3919702), (20, 1959851), (31, 1264420), (62, 632210), (124, 316105), (155, 252884), (191, 205220), (310, 126442), (331, 118420), (382, 102610), (620, 63221), (662, 59210), (764, 51305), (955, 41044), (1324, 29605), (1655, 23684), (1910, 20522), (3310, 11842), (3820, 10261), (5921, 6620)]