2109571880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{57139}}^1$

素因数の和:57234

約数の個数: 64

約数和(自身を含む): 5183740800

約数和(自身を除く): 3074168920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 9230, 18460, 36920, 57139, 114278, 228556, 285695, 457112, 571390, 742807, 1142780, 1485614, 2285560, 2971228, 3714035, 4056869, 5942456, 7428070, 8113738, 14856140, 16227476, 20284345, 29712280, 32454952, 40568690, 52739297, 81137380, 105478594, 162274760, 210957188, 263696485, 421914376, 527392970, 1054785940, 2109571880]

約数ペア:

[(1, 2109571880), (2, 1054785940), (4, 527392970), (5, 421914376), (8, 263696485), (10, 210957188), (13, 162274760), (20, 105478594), (26, 81137380), (40, 52739297), (52, 40568690), (65, 32454952), (71, 29712280), (104, 20284345), (130, 16227476), (142, 14856140), (260, 8113738), (284, 7428070), (355, 5942456), (520, 4056869), (568, 3714035), (710, 2971228), (923, 2285560), (1420, 1485614), (1846, 1142780), (2840, 742807), (3692, 571390), (4615, 457112), (7384, 285695), (9230, 228556), (18460, 114278), (36920, 57139)]