855752503620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2037505961}}^1$

素因数の和:2037505980

約数の個数: 48

約数和(自身を含む): 2738408012928

約数和(自身を除く): 1882655509308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2037505961, 4075011922, 6112517883, 8150023844, 10187529805, 12225035766, 14262541727, 20375059610, 24450071532, 28525083454, 30562589415, 40750119220, 42787625181, 57050166908, 61125178830, 71312708635, 85575250362, 122250357660, 142625417270, 171150500724, 213938125905, 285250834540, 427876251810, 855752503620]

約数ペア:

[(1, 855752503620), (2, 427876251810), (3, 285250834540), (4, 213938125905), (5, 171150500724), (6, 142625417270), (7, 122250357660), (10, 85575250362), (12, 71312708635), (14, 61125178830), (15, 57050166908), (20, 42787625181), (21, 40750119220), (28, 30562589415), (30, 28525083454), (35, 24450071532), (42, 20375059610), (60, 14262541727), (70, 12225035766), (84, 10187529805), (105, 8150023844), (140, 6112517883), (210, 4075011922), (420, 2037505961)]