205804579220

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1901}}^1\times {\mathrm{12919}}^1$

素因数の和:15248

約数の個数: 48

約数和(自身を含む): 433482537600

約数和(自身を除く): 227677958380

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 1901, 2095, 3802, 4190, 7604, 8380, 9505, 12919, 19010, 25838, 38020, 51676, 64595, 129190, 258380, 796519, 1593038, 3186076, 3982595, 5413061, 7965190, 10826122, 15930380, 21652244, 24559019, 27065305, 49118038, 54130610, 98236076, 108261220, 122795095, 245590190, 491180380, 10290228961, 20580457922, 41160915844, 51451144805, 102902289610, 205804579220]

約数ペア:

[(1, 205804579220), (2, 102902289610), (4, 51451144805), (5, 41160915844), (10, 20580457922), (20, 10290228961), (419, 491180380), (838, 245590190), (1676, 122795095), (1901, 108261220), (2095, 98236076), (3802, 54130610), (4190, 49118038), (7604, 27065305), (8380, 24559019), (9505, 21652244), (12919, 15930380), (19010, 10826122), (25838, 7965190), (38020, 5413061), (51676, 3982595), (64595, 3186076), (129190, 1593038), (258380, 796519)]