420394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 32

約数和(自身を含む): 766080

約数和(自身を除く): 345686

約数列:

[1, 2, 13, 19, 23, 26, 37, 38, 46, 74, 247, 299, 437, 481, 494, 598, 703, 851, 874, 962, 1406, 1702, 5681, 9139, 11063, 11362, 16169, 18278, 22126, 32338, 210197, 420394]

約数ペア:

[(1, 420394), (2, 210197), (13, 32338), (19, 22126), (23, 18278), (26, 16169), (37, 11362), (38, 11063), (46, 9139), (74, 5681), (247, 1702), (299, 1406), (437, 962), (481, 874), (494, 851), (598, 703)]