28533520

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3677}}^1$

素因数の和:3787

約数の個数: 40

約数和(自身を含む): 67042584

約数和(自身を除く): 38509064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3677, 3880, 7354, 7760, 14708, 18385, 29416, 36770, 58832, 73540, 147080, 294160, 356669, 713338, 1426676, 1783345, 2853352, 3566690, 5706704, 7133380, 14266760, 28533520]

約数ペア:

[(1, 28533520), (2, 14266760), (4, 7133380), (5, 5706704), (8, 3566690), (10, 2853352), (16, 1783345), (20, 1426676), (40, 713338), (80, 356669), (97, 294160), (194, 147080), (388, 73540), (485, 58832), (776, 36770), (970, 29416), (1552, 18385), (1940, 14708), (3677, 7760), (3880, 7354)]