399101940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2217233}}^1$

素因数の和:2217248

約数の個数: 36

約数和(自身を含む): 1210609764

約数和(自身を除く): 811507824

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2217233, 4434466, 6651699, 8868932, 11086165, 13303398, 19955097, 22172330, 26606796, 33258495, 39910194, 44344660, 66516990, 79820388, 99775485, 133033980, 199550970, 399101940]

約数ペア:

[(1, 399101940), (2, 199550970), (3, 133033980), (4, 99775485), (5, 79820388), (6, 66516990), (9, 44344660), (10, 39910194), (12, 33258495), (15, 26606796), (18, 22172330), (20, 19955097), (30, 13303398), (36, 11086165), (45, 8868932), (60, 6651699), (90, 4434466), (180, 2217233)]