8819800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 23659200

約数和(自身を除く): 14839400

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 110, 152, 190, 200, 209, 211, 220, 275, 380, 418, 422, 440, 475, 550, 760, 836, 844, 950, 1045, 1055, 1100, 1672, 1688, 1900, 2090, 2110, 2200, 2321, 3800, 4009, 4180, 4220, 4642, 5225, 5275, 8018, 8360, 8440, 9284, 10450, 10550, 11605, 16036, 18568, 20045, 20900, 21100, 23210, 32072, 40090, 41800, 42200, 44099, 46420, 58025, 80180, 88198, 92840, 100225, 116050, 160360, 176396, 200450, 220495, 232100, 352792, 400900, 440990, 464200, 801800, 881980, 1102475, 1763960, 2204950, 4409900, 8819800]

約数ペア:

[(1, 8819800), (2, 4409900), (4, 2204950), (5, 1763960), (8, 1102475), (10, 881980), (11, 801800), (19, 464200), (20, 440990), (22, 400900), (25, 352792), (38, 232100), (40, 220495), (44, 200450), (50, 176396), (55, 160360), (76, 116050), (88, 100225), (95, 92840), (100, 88198), (110, 80180), (152, 58025), (190, 46420), (200, 44099), (209, 42200), (211, 41800), (220, 40090), (275, 32072), (380, 23210), (418, 21100), (422, 20900), (440, 20045), (475, 18568), (550, 16036), (760, 11605), (836, 10550), (844, 10450), (950, 9284), (1045, 8440), (1055, 8360), (1100, 8018), (1672, 5275), (1688, 5225), (1900, 4642), (2090, 4220), (2110, 4180), (2200, 4009), (2321, 3800)]