1240304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 40

約数和(自身を含む): 2656080

約数和(自身を除く): 1415776

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 89, 104, 134, 178, 208, 268, 356, 536, 712, 871, 1072, 1157, 1424, 1742, 2314, 3484, 4628, 5963, 6968, 9256, 11926, 13936, 18512, 23852, 47704, 77519, 95408, 155038, 310076, 620152, 1240304]

約数ペア:

[(1, 1240304), (2, 620152), (4, 310076), (8, 155038), (13, 95408), (16, 77519), (26, 47704), (52, 23852), (67, 18512), (89, 13936), (104, 11926), (134, 9256), (178, 6968), (208, 5963), (268, 4628), (356, 3484), (536, 2314), (712, 1742), (871, 1424), (1072, 1157)]