858979990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{166147}}^1$

素因数の和:166212

約数の個数: 32

約数和(自身を含む): 1722622464

約数和(自身を除く): 863642474

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 470, 517, 1034, 2585, 5170, 166147, 332294, 830735, 1661470, 1827617, 3655234, 7808909, 9138085, 15617818, 18276170, 39044545, 78089090, 85897999, 171795998, 429489995, 858979990]

約数ペア:

[(1, 858979990), (2, 429489995), (5, 171795998), (10, 85897999), (11, 78089090), (22, 39044545), (47, 18276170), (55, 15617818), (94, 9138085), (110, 7808909), (235, 3655234), (470, 1827617), (517, 1661470), (1034, 830735), (2585, 332294), (5170, 166147)]