19459000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 52228800

約数和(自身を除く): 32769800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 29, 40, 44, 50, 55, 58, 61, 88, 100, 110, 116, 122, 125, 145, 200, 220, 232, 244, 250, 275, 290, 305, 319, 440, 488, 500, 550, 580, 610, 638, 671, 725, 1000, 1100, 1160, 1220, 1276, 1342, 1375, 1450, 1525, 1595, 1769, 2200, 2440, 2552, 2684, 2750, 2900, 3050, 3190, 3355, 3538, 3625, 5368, 5500, 5800, 6100, 6380, 6710, 7076, 7250, 7625, 7975, 8845, 11000, 12200, 12760, 13420, 14152, 14500, 15250, 15950, 16775, 17690, 19459, 26840, 29000, 30500, 31900, 33550, 35380, 38918, 39875, 44225, 61000, 63800, 67100, 70760, 77836, 79750, 83875, 88450, 97295, 134200, 155672, 159500, 167750, 176900, 194590, 221125, 319000, 335500, 353800, 389180, 442250, 486475, 671000, 778360, 884500, 972950, 1769000, 1945900, 2432375, 3891800, 4864750, 9729500, 19459000]

約数ペア:

[(1, 19459000), (2, 9729500), (4, 4864750), (5, 3891800), (8, 2432375), (10, 1945900), (11, 1769000), (20, 972950), (22, 884500), (25, 778360), (29, 671000), (40, 486475), (44, 442250), (50, 389180), (55, 353800), (58, 335500), (61, 319000), (88, 221125), (100, 194590), (110, 176900), (116, 167750), (122, 159500), (125, 155672), (145, 134200), (200, 97295), (220, 88450), (232, 83875), (244, 79750), (250, 77836), (275, 70760), (290, 67100), (305, 63800), (319, 61000), (440, 44225), (488, 39875), (500, 38918), (550, 35380), (580, 33550), (610, 31900), (638, 30500), (671, 29000), (725, 26840), (1000, 19459), (1100, 17690), (1160, 16775), (1220, 15950), (1276, 15250), (1342, 14500), (1375, 14152), (1450, 13420), (1525, 12760), (1595, 12200), (1769, 11000), (2200, 8845), (2440, 7975), (2552, 7625), (2684, 7250), (2750, 7076), (2900, 6710), (3050, 6380), (3190, 6100), (3355, 5800), (3538, 5500), (3625, 5368)]