1566800420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{6661}}^1$

素因数の和:7308

約数の個数: 48

約数和(自身を含む): 3469569600

約数和(自身を除く): 1902769180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 619, 1238, 2476, 3095, 6190, 6661, 11761, 12380, 13322, 23522, 26644, 33305, 47044, 58805, 66610, 117610, 126559, 133220, 235220, 253118, 506236, 632795, 1265590, 2531180, 4123159, 8246318, 16492636, 20615795, 41231590, 78340021, 82463180, 156680042, 313360084, 391700105, 783400210, 1566800420]

約数ペア:

[(1, 1566800420), (2, 783400210), (4, 391700105), (5, 313360084), (10, 156680042), (19, 82463180), (20, 78340021), (38, 41231590), (76, 20615795), (95, 16492636), (190, 8246318), (380, 4123159), (619, 2531180), (1238, 1265590), (2476, 632795), (3095, 506236), (6190, 253118), (6661, 235220), (11761, 133220), (12380, 126559), (13322, 117610), (23522, 66610), (26644, 58805), (33305, 47044)]