2741950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 48

約数和(自身を含む): 5535360

約数和(自身を除く): 2793410

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 61, 62, 122, 145, 155, 290, 305, 310, 610, 725, 775, 899, 1450, 1525, 1550, 1769, 1798, 1891, 3050, 3538, 3782, 4495, 8845, 8990, 9455, 17690, 18910, 22475, 44225, 44950, 47275, 54839, 88450, 94550, 109678, 274195, 548390, 1370975, 2741950]

約数ペア:

[(1, 2741950), (2, 1370975), (5, 548390), (10, 274195), (25, 109678), (29, 94550), (31, 88450), (50, 54839), (58, 47275), (61, 44950), (62, 44225), (122, 22475), (145, 18910), (155, 17690), (290, 9455), (305, 8990), (310, 8845), (610, 4495), (725, 3782), (775, 3538), (899, 3050), (1450, 1891), (1525, 1798), (1550, 1769)]