20022470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 21345850

約数列:

[1, 2, 5, 10, 13, 26, 29, 47, 58, 65, 94, 113, 130, 145, 226, 235, 290, 377, 470, 565, 611, 754, 1130, 1222, 1363, 1469, 1885, 2726, 2938, 3055, 3277, 3770, 5311, 6110, 6554, 6815, 7345, 10622, 13630, 14690, 16385, 17719, 26555, 32770, 35438, 42601, 53110, 69043, 85202, 88595, 138086, 154019, 177190, 213005, 308038, 345215, 426010, 690430, 770095, 1540190, 2002247, 4004494, 10011235, 20022470]

約数ペア:

[(1, 20022470), (2, 10011235), (5, 4004494), (10, 2002247), (13, 1540190), (26, 770095), (29, 690430), (47, 426010), (58, 345215), (65, 308038), (94, 213005), (113, 177190), (130, 154019), (145, 138086), (226, 88595), (235, 85202), (290, 69043), (377, 53110), (470, 42601), (565, 35438), (611, 32770), (754, 26555), (1130, 17719), (1222, 16385), (1363, 14690), (1469, 13630), (1885, 10622), (2726, 7345), (2938, 6815), (3055, 6554), (3277, 6110), (3770, 5311)]