40497940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12577}}^1$

素因数の和:12616

約数の個数: 48

約数和(自身を含む): 101428992

約数和(自身を除く): 60931052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 12577, 25154, 50308, 62885, 88039, 125770, 176078, 251540, 289271, 352156, 440195, 578542, 880390, 1157084, 1446355, 1760780, 2024897, 2892710, 4049794, 5785420, 8099588, 10124485, 20248970, 40497940]

約数ペア:

[(1, 40497940), (2, 20248970), (4, 10124485), (5, 8099588), (7, 5785420), (10, 4049794), (14, 2892710), (20, 2024897), (23, 1760780), (28, 1446355), (35, 1157084), (46, 880390), (70, 578542), (92, 440195), (115, 352156), (140, 289271), (161, 251540), (230, 176078), (322, 125770), (460, 88039), (644, 62885), (805, 50308), (1610, 25154), (3220, 12577)]