26607980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1429}}^1$

素因数の和:1471

約数の個数: 72

約数和(自身を含む): 68468400

約数和(自身を除く): 41860420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1429, 1862, 2660, 2858, 3724, 4655, 5716, 7145, 9310, 10003, 14290, 18620, 20006, 27151, 28580, 40012, 50015, 54302, 70021, 100030, 108604, 135755, 140042, 190057, 200060, 271510, 280084, 350105, 380114, 543020, 700210, 760228, 950285, 1330399, 1400420, 1900570, 2660798, 3801140, 5321596, 6651995, 13303990, 26607980]

約数ペア:

[(1, 26607980), (2, 13303990), (4, 6651995), (5, 5321596), (7, 3801140), (10, 2660798), (14, 1900570), (19, 1400420), (20, 1330399), (28, 950285), (35, 760228), (38, 700210), (49, 543020), (70, 380114), (76, 350105), (95, 280084), (98, 271510), (133, 200060), (140, 190057), (190, 140042), (196, 135755), (245, 108604), (266, 100030), (380, 70021), (490, 54302), (532, 50015), (665, 40012), (931, 28580), (980, 27151), (1330, 20006), (1429, 18620), (1862, 14290), (2660, 10003), (2858, 9310), (3724, 7145), (4655, 5716)]