20235794690

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1\times {\mathrm{1223}}^1$

素因数の和:1691

約数の個数: 64

約数和(自身を含む): 37795279104

約数和(自身を除く): 17559484414

約数列:

[1, 2, 5, 10, 37, 74, 185, 197, 227, 370, 394, 454, 985, 1135, 1223, 1970, 2270, 2446, 6115, 7289, 8399, 12230, 14578, 16798, 36445, 41995, 44719, 45251, 72890, 83990, 89438, 90502, 223595, 226255, 240931, 277621, 447190, 452510, 481862, 555242, 1204655, 1388105, 1654603, 2409310, 2776210, 3309206, 8273015, 8914447, 10271977, 16546030, 17828894, 20543954, 44572235, 51359885, 54691337, 89144470, 102719770, 109382674, 273456685, 546913370, 2023579469, 4047158938, 10117897345, 20235794690]

約数ペア:

[(1, 20235794690), (2, 10117897345), (5, 4047158938), (10, 2023579469), (37, 546913370), (74, 273456685), (185, 109382674), (197, 102719770), (227, 89144470), (370, 54691337), (394, 51359885), (454, 44572235), (985, 20543954), (1135, 17828894), (1223, 16546030), (1970, 10271977), (2270, 8914447), (2446, 8273015), (6115, 3309206), (7289, 2776210), (8399, 2409310), (12230, 1654603), (14578, 1388105), (16798, 1204655), (36445, 555242), (41995, 481862), (44719, 452510), (45251, 447190), (72890, 277621), (83990, 240931), (89438, 226255), (90502, 223595)]