28326780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{52457}}^1$

素因数の和:52475

約数の個数: 48

約数和(自身を含む): 88129440

約数和(自身を除く): 59802660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 52457, 104914, 157371, 209828, 262285, 314742, 472113, 524570, 629484, 786855, 944226, 1049140, 1416339, 1573710, 1888452, 2360565, 2832678, 3147420, 4721130, 5665356, 7081695, 9442260, 14163390, 28326780]

約数ペア:

[(1, 28326780), (2, 14163390), (3, 9442260), (4, 7081695), (5, 5665356), (6, 4721130), (9, 3147420), (10, 2832678), (12, 2360565), (15, 1888452), (18, 1573710), (20, 1416339), (27, 1049140), (30, 944226), (36, 786855), (45, 629484), (54, 524570), (60, 472113), (90, 314742), (108, 262285), (135, 209828), (180, 157371), (270, 104914), (540, 52457)]