888491680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{292267}}^1$

素因数の和:292301

約数の個数: 48

約数和(自身を含む): 2209546080

約数和(自身を除く): 1321054400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 292267, 584534, 1169068, 1461335, 2338136, 2922670, 4676272, 5553073, 5845340, 9352544, 11106146, 11690680, 22212292, 23381360, 27765365, 44424584, 46762720, 55530730, 88849168, 111061460, 177698336, 222122920, 444245840, 888491680]

約数ペア:

[(1, 888491680), (2, 444245840), (4, 222122920), (5, 177698336), (8, 111061460), (10, 88849168), (16, 55530730), (19, 46762720), (20, 44424584), (32, 27765365), (38, 23381360), (40, 22212292), (76, 11690680), (80, 11106146), (95, 9352544), (152, 5845340), (160, 5553073), (190, 4676272), (304, 2922670), (380, 2338136), (608, 1461335), (760, 1169068), (1520, 584534), (3040, 292267)]