404490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 32

約数和(自身を含む): 987840

約数和(自身を除く): 583350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 139, 194, 278, 291, 417, 485, 582, 695, 834, 970, 1390, 1455, 2085, 2910, 4170, 13483, 26966, 40449, 67415, 80898, 134830, 202245, 404490]

約数ペア:

[(1, 404490), (2, 202245), (3, 134830), (5, 80898), (6, 67415), (10, 40449), (15, 26966), (30, 13483), (97, 4170), (139, 2910), (194, 2085), (278, 1455), (291, 1390), (417, 970), (485, 834), (582, 695)]