4305820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 9525600

約数和(自身を除く): 5219780

約数列:

[1, 2, 4, 5, 10, 20, 41, 59, 82, 89, 118, 164, 178, 205, 236, 295, 356, 410, 445, 590, 820, 890, 1180, 1780, 2419, 3649, 4838, 5251, 7298, 9676, 10502, 12095, 14596, 18245, 21004, 24190, 26255, 36490, 48380, 52510, 72980, 105020, 215291, 430582, 861164, 1076455, 2152910, 4305820]

約数ペア:

[(1, 4305820), (2, 2152910), (4, 1076455), (5, 861164), (10, 430582), (20, 215291), (41, 105020), (59, 72980), (82, 52510), (89, 48380), (118, 36490), (164, 26255), (178, 24190), (205, 21004), (236, 18245), (295, 14596), (356, 12095), (410, 10502), (445, 9676), (590, 7298), (820, 5251), (890, 4838), (1180, 3649), (1780, 2419)]