220292030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{21121}}^1$

素因数の和:21284

約数の個数: 32

約数和(自身を含む): 456235200

約数和(自身を除く): 235943170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 1043, 1490, 2086, 5215, 10430, 21121, 42242, 105605, 147847, 211210, 295694, 739235, 1478470, 3147029, 6294058, 15735145, 22029203, 31470290, 44058406, 110146015, 220292030]

約数ペア:

[(1, 220292030), (2, 110146015), (5, 44058406), (7, 31470290), (10, 22029203), (14, 15735145), (35, 6294058), (70, 3147029), (149, 1478470), (298, 739235), (745, 295694), (1043, 211210), (1490, 147847), (2086, 105605), (5215, 42242), (10430, 21121)]