620127040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149069}}^1$

素因数の和:149099

約数の個数: 56

約数和(自身を含む): 1590278760

約数和(自身を除く): 970151720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 149069, 298138, 596276, 745345, 1192552, 1490690, 1937897, 2385104, 2981380, 3875794, 4770208, 5962760, 7751588, 9540416, 9689485, 11925520, 15503176, 19378970, 23851040, 31006352, 38757940, 47702080, 62012704, 77515880, 124025408, 155031760, 310063520, 620127040]

約数ペア:

[(1, 620127040), (2, 310063520), (4, 155031760), (5, 124025408), (8, 77515880), (10, 62012704), (13, 47702080), (16, 38757940), (20, 31006352), (26, 23851040), (32, 19378970), (40, 15503176), (52, 11925520), (64, 9689485), (65, 9540416), (80, 7751588), (104, 5962760), (130, 4770208), (160, 3875794), (208, 2981380), (260, 2385104), (320, 1937897), (416, 1490690), (520, 1192552), (832, 745345), (1040, 596276), (2080, 298138), (4160, 149069)]