2451420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13619}}^1$

素因数の和:13634

約数の個数: 36

約数和(自身を含む): 7436520

約数和(自身を除く): 4985100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 13619, 27238, 40857, 54476, 68095, 81714, 122571, 136190, 163428, 204285, 245142, 272380, 408570, 490284, 612855, 817140, 1225710, 2451420]

約数ペア:

[(1, 2451420), (2, 1225710), (3, 817140), (4, 612855), (5, 490284), (6, 408570), (9, 272380), (10, 245142), (12, 204285), (15, 163428), (18, 136190), (20, 122571), (30, 81714), (36, 68095), (45, 54476), (60, 40857), (90, 27238), (180, 13619)]