304485220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{3191}}^1$

素因数の和:3580

約数の個数: 48

約数和(自身を含む): 690697728

約数和(自身を除く): 386212508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 367, 734, 1468, 1835, 3191, 3670, 4771, 6382, 7340, 9542, 12764, 15955, 19084, 23855, 31910, 41483, 47710, 63820, 82966, 95420, 165932, 207415, 414830, 829660, 1171097, 2342194, 4684388, 5855485, 11710970, 15224261, 23421940, 30448522, 60897044, 76121305, 152242610, 304485220]

約数ペア:

[(1, 304485220), (2, 152242610), (4, 76121305), (5, 60897044), (10, 30448522), (13, 23421940), (20, 15224261), (26, 11710970), (52, 5855485), (65, 4684388), (130, 2342194), (260, 1171097), (367, 829660), (734, 414830), (1468, 207415), (1835, 165932), (3191, 95420), (3670, 82966), (4771, 63820), (6382, 47710), (7340, 41483), (9542, 31910), (12764, 23855), (15955, 19084)]