6459440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6211}}^1$

素因数の和:6237

約数の個数: 40

約数和(自身を含む): 16176048

約数和(自身を除く): 9716608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 6211, 12422, 24844, 31055, 49688, 62110, 80743, 99376, 124220, 161486, 248440, 322972, 403715, 496880, 645944, 807430, 1291888, 1614860, 3229720, 6459440]

約数ペア:

[(1, 6459440), (2, 3229720), (4, 1614860), (5, 1291888), (8, 807430), (10, 645944), (13, 496880), (16, 403715), (20, 322972), (26, 248440), (40, 161486), (52, 124220), (65, 99376), (80, 80743), (104, 62110), (130, 49688), (208, 31055), (260, 24844), (520, 12422), (1040, 6211)]