20227203440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1\times {\mathrm{8737}}^1$

素因数の和:9466

約数の個数: 80

約数和(自身を含む): 48198947808

約数和(自身を除く): 27971744368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 673, 688, 860, 1346, 1720, 2692, 3365, 3440, 5384, 6730, 8737, 10768, 13460, 17474, 26920, 28939, 34948, 43685, 53840, 57878, 69896, 87370, 115756, 139792, 144695, 174740, 231512, 289390, 349480, 375691, 463024, 578780, 698960, 751382, 1157560, 1502764, 1878455, 2315120, 3005528, 3756910, 5880001, 6011056, 7513820, 11760002, 15027640, 23520004, 29400005, 30055280, 47040008, 58800010, 94080016, 117600020, 235200040, 252840043, 470400080, 505680086, 1011360172, 1264200215, 2022720344, 2528400430, 4045440688, 5056800860, 10113601720, 20227203440]

約数ペア:

[(1, 20227203440), (2, 10113601720), (4, 5056800860), (5, 4045440688), (8, 2528400430), (10, 2022720344), (16, 1264200215), (20, 1011360172), (40, 505680086), (43, 470400080), (80, 252840043), (86, 235200040), (172, 117600020), (215, 94080016), (344, 58800010), (430, 47040008), (673, 30055280), (688, 29400005), (860, 23520004), (1346, 15027640), (1720, 11760002), (2692, 7513820), (3365, 6011056), (3440, 5880001), (5384, 3756910), (6730, 3005528), (8737, 2315120), (10768, 1878455), (13460, 1502764), (17474, 1157560), (26920, 751382), (28939, 698960), (34948, 578780), (43685, 463024), (53840, 375691), (57878, 349480), (69896, 289390), (87370, 231512), (115756, 174740), (139792, 144695)]