2900804540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{17393}}^1$

素因数の和:17702

約数の個数: 48

約数和(自身を含む): 6311934720

約数和(自身を除く): 3411130180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 269, 310, 538, 620, 1076, 1345, 2690, 5380, 8339, 16678, 17393, 33356, 34786, 41695, 69572, 83390, 86965, 166780, 173930, 347860, 539183, 1078366, 2156732, 2695915, 4678717, 5391830, 9357434, 10783660, 18714868, 23393585, 46787170, 93574340, 145040227, 290080454, 580160908, 725201135, 1450402270, 2900804540]

約数ペア:

[(1, 2900804540), (2, 1450402270), (4, 725201135), (5, 580160908), (10, 290080454), (20, 145040227), (31, 93574340), (62, 46787170), (124, 23393585), (155, 18714868), (269, 10783660), (310, 9357434), (538, 5391830), (620, 4678717), (1076, 2695915), (1345, 2156732), (2690, 1078366), (5380, 539183), (8339, 347860), (16678, 173930), (17393, 166780), (33356, 86965), (34786, 83390), (41695, 69572)]