30796240

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1163}}^1$

素因数の和:1507

約数の個数: 40

約数和(自身を含む): 71879328

約数和(自身を除く): 41083088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1163, 1324, 1655, 2326, 2648, 3310, 4652, 5296, 5815, 6620, 9304, 11630, 13240, 18608, 23260, 26480, 46520, 93040, 384953, 769906, 1539812, 1924765, 3079624, 3849530, 6159248, 7699060, 15398120, 30796240]

約数ペア:

[(1, 30796240), (2, 15398120), (4, 7699060), (5, 6159248), (8, 3849530), (10, 3079624), (16, 1924765), (20, 1539812), (40, 769906), (80, 384953), (331, 93040), (662, 46520), (1163, 26480), (1324, 23260), (1655, 18608), (2326, 13240), (2648, 11630), (3310, 9304), (4652, 6620), (5296, 5815)]