27181960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4021}}^1$

素因数の和:4058

約数の個数: 48

約数和(自身を含む): 66242340

約数和(自身を除く): 39060380

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 4021, 6760, 8042, 16084, 20105, 32168, 40210, 52273, 80420, 104546, 160840, 209092, 261365, 418184, 522730, 679549, 1045460, 1359098, 2090920, 2718196, 3397745, 5436392, 6795490, 13590980, 27181960]

約数ペア:

[(1, 27181960), (2, 13590980), (4, 6795490), (5, 5436392), (8, 3397745), (10, 2718196), (13, 2090920), (20, 1359098), (26, 1045460), (40, 679549), (52, 522730), (65, 418184), (104, 261365), (130, 209092), (169, 160840), (260, 104546), (338, 80420), (520, 52273), (676, 40210), (845, 32168), (1352, 20105), (1690, 16084), (3380, 8042), (4021, 6760)]