2054804520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{280711}}^1$

素因数の和:280786

約数の個数: 64

約数和(自身を含む): 6265491840

約数和(自身を除く): 4210687320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 280711, 561422, 842133, 1122844, 1403555, 1684266, 2245688, 2807110, 3368532, 4210665, 5614220, 6737064, 8421330, 11228440, 16842660, 17123371, 33685320, 34246742, 51370113, 68493484, 85616855, 102740226, 136986968, 171233710, 205480452, 256850565, 342467420, 410960904, 513701130, 684934840, 1027402260, 2054804520]

約数ペア:

[(1, 2054804520), (2, 1027402260), (3, 684934840), (4, 513701130), (5, 410960904), (6, 342467420), (8, 256850565), (10, 205480452), (12, 171233710), (15, 136986968), (20, 102740226), (24, 85616855), (30, 68493484), (40, 51370113), (60, 34246742), (61, 33685320), (120, 17123371), (122, 16842660), (183, 11228440), (244, 8421330), (305, 6737064), (366, 5614220), (488, 4210665), (610, 3368532), (732, 2807110), (915, 2245688), (1220, 1684266), (1464, 1403555), (1830, 1122844), (2440, 842133), (3660, 561422), (7320, 280711)]