2904384680

素因数分解:

$2^3\times 5^1\times {\mathrm{15439}}^1\times {\mathrm{4703}}^1$

素因数の和:20153

約数の個数: 32

約数和(自身を含む): 6536678400

約数和(自身を除く): 3632293720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4703, 9406, 15439, 18812, 23515, 30878, 37624, 47030, 61756, 77195, 94060, 123512, 154390, 188120, 308780, 617560, 72609617, 145219234, 290438468, 363048085, 580876936, 726096170, 1452192340, 2904384680]

約数ペア:

[(1, 2904384680), (2, 1452192340), (4, 726096170), (5, 580876936), (8, 363048085), (10, 290438468), (20, 145219234), (40, 72609617), (4703, 617560), (9406, 308780), (15439, 188120), (18812, 154390), (23515, 123512), (30878, 94060), (37624, 77195), (47030, 61756)]