39038920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1718

約数の個数: 64

約数和(自身を含む): 95500800

約数和(自身を除く): 56461880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 1657, 2356, 2945, 3314, 4712, 5890, 6628, 8285, 11780, 13256, 16570, 23560, 31483, 33140, 51367, 62966, 66280, 102734, 125932, 157415, 205468, 251864, 256835, 314830, 410936, 513670, 629660, 975973, 1027340, 1259320, 1951946, 2054680, 3903892, 4879865, 7807784, 9759730, 19519460, 39038920]

約数ペア:

[(1, 39038920), (2, 19519460), (4, 9759730), (5, 7807784), (8, 4879865), (10, 3903892), (19, 2054680), (20, 1951946), (31, 1259320), (38, 1027340), (40, 975973), (62, 629660), (76, 513670), (95, 410936), (124, 314830), (152, 256835), (155, 251864), (190, 205468), (248, 157415), (310, 125932), (380, 102734), (589, 66280), (620, 62966), (760, 51367), (1178, 33140), (1240, 31483), (1657, 23560), (2356, 16570), (2945, 13256), (3314, 11780), (4712, 8285), (5890, 6628)]