40353670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 86313600

約数和(自身を除く): 45959930

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 73, 106, 146, 149, 265, 298, 365, 371, 511, 530, 730, 742, 745, 1022, 1043, 1490, 1855, 2086, 2555, 3710, 3869, 5110, 5215, 7738, 7897, 10430, 10877, 15794, 19345, 21754, 27083, 38690, 39485, 54166, 54385, 55279, 76139, 78970, 108770, 110558, 135415, 152278, 270830, 276395, 380695, 552790, 576481, 761390, 1152962, 2882405, 4035367, 5764810, 8070734, 20176835, 40353670]

約数ペア:

[(1, 40353670), (2, 20176835), (5, 8070734), (7, 5764810), (10, 4035367), (14, 2882405), (35, 1152962), (53, 761390), (70, 576481), (73, 552790), (106, 380695), (146, 276395), (149, 270830), (265, 152278), (298, 135415), (365, 110558), (371, 108770), (511, 78970), (530, 76139), (730, 55279), (742, 54385), (745, 54166), (1022, 39485), (1043, 38690), (1490, 27083), (1855, 21754), (2086, 19345), (2555, 15794), (3710, 10877), (3869, 10430), (5110, 7897), (5215, 7738)]