204207940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{503}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 438939648

約数和(自身を除く): 234731708

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 383, 503, 530, 766, 1006, 1060, 1532, 1915, 2012, 2515, 3830, 5030, 7660, 10060, 20299, 26659, 40598, 53318, 81196, 101495, 106636, 133295, 192649, 202990, 266590, 385298, 405980, 533180, 770596, 963245, 1926490, 3852980, 10210397, 20420794, 40841588, 51051985, 102103970, 204207940]

約数ペア:

[(1, 204207940), (2, 102103970), (4, 51051985), (5, 40841588), (10, 20420794), (20, 10210397), (53, 3852980), (106, 1926490), (212, 963245), (265, 770596), (383, 533180), (503, 405980), (530, 385298), (766, 266590), (1006, 202990), (1060, 192649), (1532, 133295), (1915, 106636), (2012, 101495), (2515, 81196), (3830, 53318), (5030, 40598), (7660, 26659), (10060, 20299)]