1819300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 4749696

約数和(自身を除く): 2930396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 113, 115, 140, 161, 175, 226, 230, 322, 350, 452, 460, 565, 575, 644, 700, 791, 805, 1130, 1150, 1582, 1610, 2260, 2300, 2599, 2825, 3164, 3220, 3955, 4025, 5198, 5650, 7910, 8050, 10396, 11300, 12995, 15820, 16100, 18193, 19775, 25990, 36386, 39550, 51980, 64975, 72772, 79100, 90965, 129950, 181930, 259900, 363860, 454825, 909650, 1819300]

約数ペア:

[(1, 1819300), (2, 909650), (4, 454825), (5, 363860), (7, 259900), (10, 181930), (14, 129950), (20, 90965), (23, 79100), (25, 72772), (28, 64975), (35, 51980), (46, 39550), (50, 36386), (70, 25990), (92, 19775), (100, 18193), (113, 16100), (115, 15820), (140, 12995), (161, 11300), (175, 10396), (226, 8050), (230, 7910), (322, 5650), (350, 5198), (452, 4025), (460, 3955), (565, 3220), (575, 3164), (644, 2825), (700, 2599), (791, 2300), (805, 2260), (1130, 1610), (1150, 1582)]