27817220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^2$

素因数の和:372

約数の個数: 36

約数和(自身を含む): 59769612

約数和(自身を除く): 31952392

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 151, 244, 302, 305, 604, 610, 755, 1220, 1510, 3020, 9211, 18422, 22801, 36844, 45602, 46055, 91204, 92110, 114005, 184220, 228010, 456020, 1390861, 2781722, 5563444, 6954305, 13908610, 27817220]

約数ペア:

[(1, 27817220), (2, 13908610), (4, 6954305), (5, 5563444), (10, 2781722), (20, 1390861), (61, 456020), (122, 228010), (151, 184220), (244, 114005), (302, 92110), (305, 91204), (604, 46055), (610, 45602), (755, 36844), (1220, 22801), (1510, 18422), (3020, 9211)]