500500220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:531

約数の個数: 96

約数和(自身を含む): 1183666176

約数和(自身を除く): 683165956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 191, 215, 220, 277, 382, 430, 473, 554, 764, 860, 946, 955, 1108, 1385, 1892, 1910, 2101, 2365, 2770, 3047, 3820, 4202, 4730, 5540, 6094, 8213, 8404, 9460, 10505, 11911, 12188, 15235, 16426, 21010, 23822, 30470, 32852, 41065, 42020, 47644, 52907, 59555, 60940, 82130, 90343, 105814, 119110, 131021, 164260, 180686, 211628, 238220, 262042, 264535, 361372, 451715, 524084, 529070, 581977, 655105, 903430, 1058140, 1163954, 1310210, 1806860, 2275001, 2327908, 2620420, 2909885, 4550002, 5819770, 9100004, 11375005, 11639540, 22750010, 25025011, 45500020, 50050022, 100100044, 125125055, 250250110, 500500220]

約数ペア:

[(1, 500500220), (2, 250250110), (4, 125125055), (5, 100100044), (10, 50050022), (11, 45500020), (20, 25025011), (22, 22750010), (43, 11639540), (44, 11375005), (55, 9100004), (86, 5819770), (110, 4550002), (172, 2909885), (191, 2620420), (215, 2327908), (220, 2275001), (277, 1806860), (382, 1310210), (430, 1163954), (473, 1058140), (554, 903430), (764, 655105), (860, 581977), (946, 529070), (955, 524084), (1108, 451715), (1385, 361372), (1892, 264535), (1910, 262042), (2101, 238220), (2365, 211628), (2770, 180686), (3047, 164260), (3820, 131021), (4202, 119110), (4730, 105814), (5540, 90343), (6094, 82130), (8213, 60940), (8404, 59555), (9460, 52907), (10505, 47644), (11911, 42020), (12188, 41065), (15235, 32852), (16426, 30470), (21010, 23822)]