204849620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{2339}}^1$

素因数の和:2528

約数の個数: 48

約数和(自身を含む): 448156800

約数和(自身を除く): 243307180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 151, 290, 302, 580, 604, 755, 1510, 2339, 3020, 4379, 4678, 8758, 9356, 11695, 17516, 21895, 23390, 43790, 46780, 67831, 87580, 135662, 271324, 339155, 353189, 678310, 706378, 1356620, 1412756, 1765945, 3531890, 7063780, 10242481, 20484962, 40969924, 51212405, 102424810, 204849620]

約数ペア:

[(1, 204849620), (2, 102424810), (4, 51212405), (5, 40969924), (10, 20484962), (20, 10242481), (29, 7063780), (58, 3531890), (116, 1765945), (145, 1412756), (151, 1356620), (290, 706378), (302, 678310), (580, 353189), (604, 339155), (755, 271324), (1510, 135662), (2339, 87580), (3020, 67831), (4379, 46780), (4678, 43790), (8758, 23390), (9356, 21895), (11695, 17516)]