19412000

素因数分解:

$2^5\times 5^3\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 50004864

約数和(自身を除く): 30592864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 125, 160, 184, 200, 211, 230, 250, 368, 400, 422, 460, 500, 575, 736, 800, 844, 920, 1000, 1055, 1150, 1688, 1840, 2000, 2110, 2300, 2875, 3376, 3680, 4000, 4220, 4600, 4853, 5275, 5750, 6752, 8440, 9200, 9706, 10550, 11500, 16880, 18400, 19412, 21100, 23000, 24265, 26375, 33760, 38824, 42200, 46000, 48530, 52750, 77648, 84400, 92000, 97060, 105500, 121325, 155296, 168800, 194120, 211000, 242650, 388240, 422000, 485300, 606625, 776480, 844000, 970600, 1213250, 1941200, 2426500, 3882400, 4853000, 9706000, 19412000]

約数ペア:

[(1, 19412000), (2, 9706000), (4, 4853000), (5, 3882400), (8, 2426500), (10, 1941200), (16, 1213250), (20, 970600), (23, 844000), (25, 776480), (32, 606625), (40, 485300), (46, 422000), (50, 388240), (80, 242650), (92, 211000), (100, 194120), (115, 168800), (125, 155296), (160, 121325), (184, 105500), (200, 97060), (211, 92000), (230, 84400), (250, 77648), (368, 52750), (400, 48530), (422, 46000), (460, 42200), (500, 38824), (575, 33760), (736, 26375), (800, 24265), (844, 23000), (920, 21100), (1000, 19412), (1055, 18400), (1150, 16880), (1688, 11500), (1840, 10550), (2000, 9706), (2110, 9200), (2300, 8440), (2875, 6752), (3376, 5750), (3680, 5275), (4000, 4853), (4220, 4600)]