200820940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{2293}}^1$

素因数の和:2482

約数の個数: 48

約数和(自身を含む): 439346880

約数和(自身を除く): 238525940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 151, 290, 302, 580, 604, 755, 1510, 2293, 3020, 4379, 4586, 8758, 9172, 11465, 17516, 21895, 22930, 43790, 45860, 66497, 87580, 132994, 265988, 332485, 346243, 664970, 692486, 1329940, 1384972, 1731215, 3462430, 6924860, 10041047, 20082094, 40164188, 50205235, 100410470, 200820940]

約数ペア:

[(1, 200820940), (2, 100410470), (4, 50205235), (5, 40164188), (10, 20082094), (20, 10041047), (29, 6924860), (58, 3462430), (116, 1731215), (145, 1384972), (151, 1329940), (290, 692486), (302, 664970), (580, 346243), (604, 332485), (755, 265988), (1510, 132994), (2293, 87580), (3020, 66497), (4379, 45860), (4586, 43790), (8758, 22930), (9172, 21895), (11465, 17516)]