45678420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{253769}}^1$

素因数の和:253784

約数の個数: 36

約数和(自身を含む): 138558420

約数和(自身を除く): 92880000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 253769, 507538, 761307, 1015076, 1268845, 1522614, 2283921, 2537690, 3045228, 3806535, 4567842, 5075380, 7613070, 9135684, 11419605, 15226140, 22839210, 45678420]

約数ペア:

[(1, 45678420), (2, 22839210), (3, 15226140), (4, 11419605), (5, 9135684), (6, 7613070), (9, 5075380), (10, 4567842), (12, 3806535), (15, 3045228), (18, 2537690), (20, 2283921), (30, 1522614), (36, 1268845), (45, 1015076), (60, 761307), (90, 507538), (180, 253769)]