7419500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 18869760

約数和(自身を除く): 11450260

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 71, 76, 95, 100, 110, 125, 142, 190, 209, 220, 250, 275, 284, 355, 380, 418, 475, 500, 550, 710, 781, 836, 950, 1045, 1100, 1349, 1375, 1420, 1562, 1775, 1900, 2090, 2375, 2698, 2750, 3124, 3550, 3905, 4180, 4750, 5225, 5396, 5500, 6745, 7100, 7810, 8875, 9500, 10450, 13490, 14839, 15620, 17750, 19525, 20900, 26125, 26980, 29678, 33725, 35500, 39050, 52250, 59356, 67450, 74195, 78100, 97625, 104500, 134900, 148390, 168625, 195250, 296780, 337250, 370975, 390500, 674500, 741950, 1483900, 1854875, 3709750, 7419500]

約数ペア:

[(1, 7419500), (2, 3709750), (4, 1854875), (5, 1483900), (10, 741950), (11, 674500), (19, 390500), (20, 370975), (22, 337250), (25, 296780), (38, 195250), (44, 168625), (50, 148390), (55, 134900), (71, 104500), (76, 97625), (95, 78100), (100, 74195), (110, 67450), (125, 59356), (142, 52250), (190, 39050), (209, 35500), (220, 33725), (250, 29678), (275, 26980), (284, 26125), (355, 20900), (380, 19525), (418, 17750), (475, 15620), (500, 14839), (550, 13490), (710, 10450), (781, 9500), (836, 8875), (950, 7810), (1045, 7100), (1100, 6745), (1349, 5500), (1375, 5396), (1420, 5225), (1562, 4750), (1775, 4180), (1900, 3905), (2090, 3550), (2375, 3124), (2698, 2750)]