3538340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 8279040

約数和(自身を除く): 4740700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 439, 620, 806, 878, 1612, 1756, 2015, 2195, 4030, 4390, 5707, 8060, 8780, 11414, 13609, 22828, 27218, 28535, 54436, 57070, 68045, 114140, 136090, 176917, 272180, 353834, 707668, 884585, 1769170, 3538340]

約数ペア:

[(1, 3538340), (2, 1769170), (4, 884585), (5, 707668), (10, 353834), (13, 272180), (20, 176917), (26, 136090), (31, 114140), (52, 68045), (62, 57070), (65, 54436), (124, 28535), (130, 27218), (155, 22828), (260, 13609), (310, 11414), (403, 8780), (439, 8060), (620, 5707), (806, 4390), (878, 4030), (1612, 2195), (1756, 2015)]