19632800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 55121472

約数和(自身を除く): 35488672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 80, 88, 92, 97, 100, 110, 115, 160, 176, 184, 194, 200, 220, 230, 253, 275, 352, 368, 388, 400, 440, 460, 485, 506, 550, 575, 736, 776, 800, 880, 920, 970, 1012, 1067, 1100, 1150, 1265, 1552, 1760, 1840, 1940, 2024, 2134, 2200, 2231, 2300, 2425, 2530, 3104, 3680, 3880, 4048, 4268, 4400, 4462, 4600, 4850, 5060, 5335, 6325, 7760, 8096, 8536, 8800, 8924, 9200, 9700, 10120, 10670, 11155, 12650, 15520, 17072, 17848, 18400, 19400, 20240, 21340, 22310, 24541, 25300, 26675, 34144, 35696, 38800, 40480, 42680, 44620, 49082, 50600, 53350, 55775, 71392, 77600, 85360, 89240, 98164, 101200, 106700, 111550, 122705, 170720, 178480, 196328, 202400, 213400, 223100, 245410, 356960, 392656, 426800, 446200, 490820, 613525, 785312, 853600, 892400, 981640, 1227050, 1784800, 1963280, 2454100, 3926560, 4908200, 9816400, 19632800]

約数ペア:

[(1, 19632800), (2, 9816400), (4, 4908200), (5, 3926560), (8, 2454100), (10, 1963280), (11, 1784800), (16, 1227050), (20, 981640), (22, 892400), (23, 853600), (25, 785312), (32, 613525), (40, 490820), (44, 446200), (46, 426800), (50, 392656), (55, 356960), (80, 245410), (88, 223100), (92, 213400), (97, 202400), (100, 196328), (110, 178480), (115, 170720), (160, 122705), (176, 111550), (184, 106700), (194, 101200), (200, 98164), (220, 89240), (230, 85360), (253, 77600), (275, 71392), (352, 55775), (368, 53350), (388, 50600), (400, 49082), (440, 44620), (460, 42680), (485, 40480), (506, 38800), (550, 35696), (575, 34144), (736, 26675), (776, 25300), (800, 24541), (880, 22310), (920, 21340), (970, 20240), (1012, 19400), (1067, 18400), (1100, 17848), (1150, 17072), (1265, 15520), (1552, 12650), (1760, 11155), (1840, 10670), (1940, 10120), (2024, 9700), (2134, 9200), (2200, 8924), (2231, 8800), (2300, 8536), (2425, 8096), (2530, 7760), (3104, 6325), (3680, 5335), (3880, 5060), (4048, 4850), (4268, 4600), (4400, 4462)]