28788420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25253}}^1$

素因数の和:25284

約数の個数: 48

約数和(自身を含む): 84853440

約数和(自身を除く): 56065020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 25253, 50506, 75759, 101012, 126265, 151518, 252530, 303036, 378795, 479807, 505060, 757590, 959614, 1439421, 1515180, 1919228, 2399035, 2878842, 4798070, 5757684, 7197105, 9596140, 14394210, 28788420]

約数ペア:

[(1, 28788420), (2, 14394210), (3, 9596140), (4, 7197105), (5, 5757684), (6, 4798070), (10, 2878842), (12, 2399035), (15, 1919228), (19, 1515180), (20, 1439421), (30, 959614), (38, 757590), (57, 505060), (60, 479807), (76, 378795), (95, 303036), (114, 252530), (190, 151518), (228, 126265), (285, 101012), (380, 75759), (570, 50506), (1140, 25253)]