22255090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 25645070

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 79, 110, 130, 143, 158, 197, 286, 394, 395, 715, 790, 869, 985, 1027, 1430, 1738, 1970, 2054, 2167, 2561, 4334, 4345, 5122, 5135, 8690, 10270, 10835, 11297, 12805, 15563, 21670, 22594, 25610, 28171, 31126, 56342, 56485, 77815, 112970, 140855, 155630, 171193, 202319, 281710, 342386, 404638, 855965, 1011595, 1711930, 2023190, 2225509, 4451018, 11127545, 22255090]

約数ペア:

[(1, 22255090), (2, 11127545), (5, 4451018), (10, 2225509), (11, 2023190), (13, 1711930), (22, 1011595), (26, 855965), (55, 404638), (65, 342386), (79, 281710), (110, 202319), (130, 171193), (143, 155630), (158, 140855), (197, 112970), (286, 77815), (394, 56485), (395, 56342), (715, 31126), (790, 28171), (869, 25610), (985, 22594), (1027, 21670), (1430, 15563), (1738, 12805), (1970, 11297), (2054, 10835), (2167, 10270), (2561, 8690), (4334, 5135), (4345, 5122)]