1555866340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1523}}^1\times {\mathrm{7297}}^1$

素因数の和:8836

約数の個数: 48

約数和(自身を含む): 3737043072

約数和(自身を除く): 2181176732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1523, 3046, 6092, 7297, 7615, 10661, 14594, 15230, 21322, 29188, 30460, 36485, 42644, 51079, 53305, 72970, 102158, 106610, 145940, 204316, 213220, 255395, 510790, 1021580, 11113331, 22226662, 44453324, 55566655, 77793317, 111133310, 155586634, 222266620, 311173268, 388966585, 777933170, 1555866340]

約数ペア:

[(1, 1555866340), (2, 777933170), (4, 388966585), (5, 311173268), (7, 222266620), (10, 155586634), (14, 111133310), (20, 77793317), (28, 55566655), (35, 44453324), (70, 22226662), (140, 11113331), (1523, 1021580), (3046, 510790), (6092, 255395), (7297, 213220), (7615, 204316), (10661, 145940), (14594, 106610), (15230, 102158), (21322, 72970), (29188, 53305), (30460, 51079), (36485, 42644)]