19307750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:111

約数の個数: 128

約数和(自身を含む): 48522240

約数和(自身を除く): 29214490

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 25, 34, 35, 50, 55, 59, 70, 77, 85, 110, 118, 119, 125, 154, 170, 175, 187, 238, 250, 275, 295, 350, 374, 385, 413, 425, 550, 590, 595, 649, 770, 826, 850, 875, 935, 1003, 1190, 1298, 1309, 1375, 1475, 1750, 1870, 1925, 2006, 2065, 2125, 2618, 2750, 2950, 2975, 3245, 3850, 4130, 4250, 4543, 4675, 5015, 5950, 6490, 6545, 7021, 7375, 9086, 9350, 9625, 10030, 10325, 11033, 13090, 14042, 14750, 14875, 16225, 19250, 20650, 22066, 22715, 23375, 25075, 29750, 32450, 32725, 35105, 45430, 46750, 50150, 51625, 55165, 65450, 70210, 77231, 81125, 103250, 110330, 113575, 125375, 154462, 162250, 163625, 175525, 227150, 250750, 275825, 327250, 351050, 386155, 551650, 567875, 772310, 877625, 1135750, 1379125, 1755250, 1930775, 2758250, 3861550, 9653875, 19307750]

約数ペア:

[(1, 19307750), (2, 9653875), (5, 3861550), (7, 2758250), (10, 1930775), (11, 1755250), (14, 1379125), (17, 1135750), (22, 877625), (25, 772310), (34, 567875), (35, 551650), (50, 386155), (55, 351050), (59, 327250), (70, 275825), (77, 250750), (85, 227150), (110, 175525), (118, 163625), (119, 162250), (125, 154462), (154, 125375), (170, 113575), (175, 110330), (187, 103250), (238, 81125), (250, 77231), (275, 70210), (295, 65450), (350, 55165), (374, 51625), (385, 50150), (413, 46750), (425, 45430), (550, 35105), (590, 32725), (595, 32450), (649, 29750), (770, 25075), (826, 23375), (850, 22715), (875, 22066), (935, 20650), (1003, 19250), (1190, 16225), (1298, 14875), (1309, 14750), (1375, 14042), (1475, 13090), (1750, 11033), (1870, 10325), (1925, 10030), (2006, 9625), (2065, 9350), (2125, 9086), (2618, 7375), (2750, 7021), (2950, 6545), (2975, 6490), (3245, 5950), (3850, 5015), (4130, 4675), (4250, 4543)]