7905560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 20018880

約数和(自身を除く): 12113320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 661, 920, 1196, 1322, 1495, 2392, 2644, 2990, 3305, 5288, 5980, 6610, 8593, 11960, 13220, 15203, 17186, 26440, 30406, 34372, 42965, 60812, 68744, 76015, 85930, 121624, 152030, 171860, 197639, 304060, 343720, 395278, 608120, 790556, 988195, 1581112, 1976390, 3952780, 7905560]

約数ペア:

[(1, 7905560), (2, 3952780), (4, 1976390), (5, 1581112), (8, 988195), (10, 790556), (13, 608120), (20, 395278), (23, 343720), (26, 304060), (40, 197639), (46, 171860), (52, 152030), (65, 121624), (92, 85930), (104, 76015), (115, 68744), (130, 60812), (184, 42965), (230, 34372), (260, 30406), (299, 26440), (460, 17186), (520, 15203), (598, 13220), (661, 11960), (920, 8593), (1196, 6610), (1322, 5980), (1495, 5288), (2392, 3305), (2644, 2990)]