54222220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{601}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 123183648

約数和(自身を除く): 68961428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 601, 694, 1202, 1388, 1735, 2404, 3005, 3470, 4511, 6010, 6940, 7813, 9022, 12020, 15626, 18044, 22555, 31252, 39065, 45110, 78130, 90220, 156260, 208547, 417094, 834188, 1042735, 2085470, 2711111, 4170940, 5422222, 10844444, 13555555, 27111110, 54222220]

約数ペア:

[(1, 54222220), (2, 27111110), (4, 13555555), (5, 10844444), (10, 5422222), (13, 4170940), (20, 2711111), (26, 2085470), (52, 1042735), (65, 834188), (130, 417094), (260, 208547), (347, 156260), (601, 90220), (694, 78130), (1202, 45110), (1388, 39065), (1735, 31252), (2404, 22555), (3005, 18044), (3470, 15626), (4511, 12020), (6010, 9022), (6940, 7813)]