2017997000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{87739}}^1$

素因数の和:87783

約数の個数: 64

約数和(自身を含む): 4927478400

約数和(自身を除く): 2909481400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 125, 184, 200, 230, 250, 460, 500, 575, 920, 1000, 1150, 2300, 2875, 4600, 5750, 11500, 23000, 87739, 175478, 350956, 438695, 701912, 877390, 1754780, 2017997, 2193475, 3509560, 4035994, 4386950, 8071988, 8773900, 10089985, 10967375, 16143976, 17547800, 20179970, 21934750, 40359940, 43869500, 50449925, 80719880, 87739000, 100899850, 201799700, 252249625, 403599400, 504499250, 1008998500, 2017997000]

約数ペア:

[(1, 2017997000), (2, 1008998500), (4, 504499250), (5, 403599400), (8, 252249625), (10, 201799700), (20, 100899850), (23, 87739000), (25, 80719880), (40, 50449925), (46, 43869500), (50, 40359940), (92, 21934750), (100, 20179970), (115, 17547800), (125, 16143976), (184, 10967375), (200, 10089985), (230, 8773900), (250, 8071988), (460, 4386950), (500, 4035994), (575, 3509560), (920, 2193475), (1000, 2017997), (1150, 1754780), (2300, 877390), (2875, 701912), (4600, 438695), (5750, 350956), (11500, 175478), (23000, 87739)]