4642000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:245

約数の個数: 80

約数和(自身を含む): 12302784

約数和(自身を除く): 7660784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 211, 220, 250, 275, 400, 422, 440, 500, 550, 844, 880, 1000, 1055, 1100, 1375, 1688, 2000, 2110, 2200, 2321, 2750, 3376, 4220, 4400, 4642, 5275, 5500, 8440, 9284, 10550, 11000, 11605, 16880, 18568, 21100, 22000, 23210, 26375, 37136, 42200, 46420, 52750, 58025, 84400, 92840, 105500, 116050, 185680, 211000, 232100, 290125, 422000, 464200, 580250, 928400, 1160500, 2321000, 4642000]

約数ペア:

[(1, 4642000), (2, 2321000), (4, 1160500), (5, 928400), (8, 580250), (10, 464200), (11, 422000), (16, 290125), (20, 232100), (22, 211000), (25, 185680), (40, 116050), (44, 105500), (50, 92840), (55, 84400), (80, 58025), (88, 52750), (100, 46420), (110, 42200), (125, 37136), (176, 26375), (200, 23210), (211, 22000), (220, 21100), (250, 18568), (275, 16880), (400, 11605), (422, 11000), (440, 10550), (500, 9284), (550, 8440), (844, 5500), (880, 5275), (1000, 4642), (1055, 4400), (1100, 4220), (1375, 3376), (1688, 2750), (2000, 2321), (2110, 2200)]