4028128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:467

約数の個数: 48

約数和(自身を含む): 8932896

約数和(自身を除く): 4904768

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 421, 598, 736, 842, 1196, 1684, 2392, 3368, 4784, 5473, 6736, 9568, 9683, 10946, 13472, 19366, 21892, 38732, 43784, 77464, 87568, 125879, 154928, 175136, 251758, 309856, 503516, 1007032, 2014064, 4028128]

約数ペア:

[(1, 4028128), (2, 2014064), (4, 1007032), (8, 503516), (13, 309856), (16, 251758), (23, 175136), (26, 154928), (32, 125879), (46, 87568), (52, 77464), (92, 43784), (104, 38732), (184, 21892), (208, 19366), (299, 13472), (368, 10946), (416, 9683), (421, 9568), (598, 6736), (736, 5473), (842, 4784), (1196, 3368), (1684, 2392)]