38974860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{739}}^1$

素因数の和:1047

約数の個数: 72

約数和(自身を含む): 118787760

約数和(自身を除く): 79812900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 739, 879, 1172, 1465, 1478, 1758, 2217, 2637, 2930, 2956, 3516, 3695, 4395, 4434, 5274, 5860, 6651, 7390, 8790, 8868, 10548, 11085, 13185, 13302, 14780, 17580, 22170, 26370, 26604, 33255, 44340, 52740, 66510, 133020, 216527, 433054, 649581, 866108, 1082635, 1299162, 1948743, 2165270, 2598324, 3247905, 3897486, 4330540, 6495810, 7794972, 9743715, 12991620, 19487430, 38974860]

約数ペア:

[(1, 38974860), (2, 19487430), (3, 12991620), (4, 9743715), (5, 7794972), (6, 6495810), (9, 4330540), (10, 3897486), (12, 3247905), (15, 2598324), (18, 2165270), (20, 1948743), (30, 1299162), (36, 1082635), (45, 866108), (60, 649581), (90, 433054), (180, 216527), (293, 133020), (586, 66510), (739, 52740), (879, 44340), (1172, 33255), (1465, 26604), (1478, 26370), (1758, 22170), (2217, 17580), (2637, 14780), (2930, 13302), (2956, 13185), (3516, 11085), (3695, 10548), (4395, 8868), (4434, 8790), (5274, 7390), (5860, 6651)]