2560365540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{346933}}^1$

素因数の和:346989

約数の個数: 72

約数和(自身を含む): 7955890488

約数和(自身を除く): 5395524948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 346933, 693866, 1040799, 1387732, 1734665, 2081598, 3122397, 3469330, 4163196, 5203995, 6244794, 6938660, 10407990, 12489588, 14224253, 15611985, 20815980, 28448506, 31223970, 42672759, 56897012, 62447940, 71121265, 85345518, 128018277, 142242530, 170691036, 213363795, 256036554, 284485060, 426727590, 512073108, 640091385, 853455180, 1280182770, 2560365540]

約数ペア:

[(1, 2560365540), (2, 1280182770), (3, 853455180), (4, 640091385), (5, 512073108), (6, 426727590), (9, 284485060), (10, 256036554), (12, 213363795), (15, 170691036), (18, 142242530), (20, 128018277), (30, 85345518), (36, 71121265), (41, 62447940), (45, 56897012), (60, 42672759), (82, 31223970), (90, 28448506), (123, 20815980), (164, 15611985), (180, 14224253), (205, 12489588), (246, 10407990), (369, 6938660), (410, 6244794), (492, 5203995), (615, 4163196), (738, 3469330), (820, 3122397), (1230, 2081598), (1476, 1734665), (1845, 1387732), (2460, 1040799), (3690, 693866), (7380, 346933)]