1427779900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{348239}}^1$

素因数の和:348294

約数の個数: 36

約数和(自身を含む): 3173859360

約数和(自身を除く): 1746079460

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 348239, 696478, 1392956, 1741195, 3482390, 6964780, 8705975, 14277799, 17411950, 28555598, 34823900, 57111196, 71388995, 142777990, 285555980, 356944975, 713889950, 1427779900]

約数ペア:

[(1, 1427779900), (2, 713889950), (4, 356944975), (5, 285555980), (10, 142777990), (20, 71388995), (25, 57111196), (41, 34823900), (50, 28555598), (82, 17411950), (100, 14277799), (164, 8705975), (205, 6964780), (410, 3482390), (820, 1741195), (1025, 1392956), (2050, 696478), (4100, 348239)]