19525020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7937}}^1$

素因数の和:7990

約数の個数: 48

約数和(自身を含む): 56010528

約数和(自身を除く): 36485508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 7937, 15874, 23811, 31748, 39685, 47622, 79370, 95244, 119055, 158740, 238110, 325417, 476220, 650834, 976251, 1301668, 1627085, 1952502, 3254170, 3905004, 4881255, 6508340, 9762510, 19525020]

約数ペア:

[(1, 19525020), (2, 9762510), (3, 6508340), (4, 4881255), (5, 3905004), (6, 3254170), (10, 1952502), (12, 1627085), (15, 1301668), (20, 976251), (30, 650834), (41, 476220), (60, 325417), (82, 238110), (123, 158740), (164, 119055), (205, 95244), (246, 79370), (410, 47622), (492, 39685), (615, 31748), (820, 23811), (1230, 15874), (2460, 7937)]