203085220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{2251}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 460813248

約数和(自身を除く): 257728028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 694, 1388, 1735, 2251, 3470, 4502, 4511, 6940, 9004, 9022, 11255, 18044, 22510, 22555, 29263, 45020, 45110, 58526, 90220, 117052, 146315, 292630, 585260, 781097, 1562194, 3124388, 3905485, 7810970, 10154261, 15621940, 20308522, 40617044, 50771305, 101542610, 203085220]

約数ペア:

[(1, 203085220), (2, 101542610), (4, 50771305), (5, 40617044), (10, 20308522), (13, 15621940), (20, 10154261), (26, 7810970), (52, 3905485), (65, 3124388), (130, 1562194), (260, 781097), (347, 585260), (694, 292630), (1388, 146315), (1735, 117052), (2251, 90220), (3470, 58526), (4502, 45110), (4511, 45020), (6940, 29263), (9004, 22555), (9022, 22510), (11255, 18044)]