20232849080

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{677}}^1\times {\mathrm{3541}}^1$

素因数の和:4440

約数の個数: 64

約数和(自身を含む): 45820162080

約数和(自身を除く): 25587313000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 677, 844, 1055, 1354, 1688, 2110, 2708, 3385, 3541, 4220, 5416, 6770, 7082, 8440, 13540, 14164, 17705, 27080, 28328, 35410, 70820, 141640, 142847, 285694, 571388, 714235, 747151, 1142776, 1428470, 1494302, 2397257, 2856940, 2988604, 3735755, 4794514, 5713880, 5977208, 7471510, 9589028, 11986285, 14943020, 19178056, 23972570, 29886040, 47945140, 95890280, 505821227, 1011642454, 2023284908, 2529106135, 4046569816, 5058212270, 10116424540, 20232849080]

約数ペア:

[(1, 20232849080), (2, 10116424540), (4, 5058212270), (5, 4046569816), (8, 2529106135), (10, 2023284908), (20, 1011642454), (40, 505821227), (211, 95890280), (422, 47945140), (677, 29886040), (844, 23972570), (1055, 19178056), (1354, 14943020), (1688, 11986285), (2110, 9589028), (2708, 7471510), (3385, 5977208), (3541, 5713880), (4220, 4794514), (5416, 3735755), (6770, 2988604), (7082, 2856940), (8440, 2397257), (13540, 1494302), (14164, 1428470), (17705, 1142776), (27080, 747151), (28328, 714235), (35410, 571388), (70820, 285694), (141640, 142847)]