19349600

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^2\times {\mathrm{67}}^1$

素因数の和:125

約数の個数: 108

約数和(自身を含む): 50598324

約数和(自身を除く): 31248724

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 67, 76, 80, 95, 100, 134, 152, 160, 190, 200, 268, 304, 335, 361, 380, 400, 475, 536, 608, 670, 722, 760, 800, 950, 1072, 1273, 1340, 1444, 1520, 1675, 1805, 1900, 2144, 2546, 2680, 2888, 3040, 3350, 3610, 3800, 5092, 5360, 5776, 6365, 6700, 7220, 7600, 9025, 10184, 10720, 11552, 12730, 13400, 14440, 15200, 18050, 20368, 24187, 25460, 26800, 28880, 31825, 36100, 40736, 48374, 50920, 53600, 57760, 63650, 72200, 96748, 101840, 120935, 127300, 144400, 193496, 203680, 241870, 254600, 288800, 386992, 483740, 509200, 604675, 773984, 967480, 1018400, 1209350, 1934960, 2418700, 3869920, 4837400, 9674800, 19349600]

約数ペア:

[(1, 19349600), (2, 9674800), (4, 4837400), (5, 3869920), (8, 2418700), (10, 1934960), (16, 1209350), (19, 1018400), (20, 967480), (25, 773984), (32, 604675), (38, 509200), (40, 483740), (50, 386992), (67, 288800), (76, 254600), (80, 241870), (95, 203680), (100, 193496), (134, 144400), (152, 127300), (160, 120935), (190, 101840), (200, 96748), (268, 72200), (304, 63650), (335, 57760), (361, 53600), (380, 50920), (400, 48374), (475, 40736), (536, 36100), (608, 31825), (670, 28880), (722, 26800), (760, 25460), (800, 24187), (950, 20368), (1072, 18050), (1273, 15200), (1340, 14440), (1444, 13400), (1520, 12730), (1675, 11552), (1805, 10720), (1900, 10184), (2144, 9025), (2546, 7600), (2680, 7220), (2888, 6700), (3040, 6365), (3350, 5776), (3610, 5360), (3800, 5092)]