248302520

素因数分解:

$2^3\times 5^1\times {\mathrm{2273}}^1\times {\mathrm{2731}}^1$

素因数の和:5015

約数の個数: 32

約数和(自身を含む): 559131120

約数和(自身を除く): 310828600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2273, 2731, 4546, 5462, 9092, 10924, 11365, 13655, 18184, 21848, 22730, 27310, 45460, 54620, 90920, 109240, 6207563, 12415126, 24830252, 31037815, 49660504, 62075630, 124151260, 248302520]

約数ペア:

[(1, 248302520), (2, 124151260), (4, 62075630), (5, 49660504), (8, 31037815), (10, 24830252), (20, 12415126), (40, 6207563), (2273, 109240), (2731, 90920), (4546, 54620), (5462, 45460), (9092, 27310), (10924, 22730), (11365, 21848), (13655, 18184)]