1388892970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{12163}}^1$

素因数の和:12790

約数の個数: 32

約数和(自身を含む): 2636182080

約数和(自身を除く): 1247289110

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 601, 1202, 3005, 6010, 11419, 12163, 22838, 24326, 57095, 60815, 114190, 121630, 231097, 462194, 1155485, 2310970, 7309963, 14619926, 36549815, 73099630, 138889297, 277778594, 694446485, 1388892970]

約数ペア:

[(1, 1388892970), (2, 694446485), (5, 277778594), (10, 138889297), (19, 73099630), (38, 36549815), (95, 14619926), (190, 7309963), (601, 2310970), (1202, 1155485), (3005, 462194), (6010, 231097), (11419, 121630), (12163, 114190), (22838, 60815), (24326, 57095)]