1649402860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{1069}}^1$

素因数の和:1295

約数の個数: 96

約数和(自身を含む): 4038128640

約数和(自身を除く): 2388725780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 107, 140, 206, 214, 412, 428, 515, 535, 721, 749, 1030, 1069, 1070, 1442, 1498, 2060, 2138, 2140, 2884, 2996, 3605, 3745, 4276, 5345, 7210, 7483, 7490, 10690, 11021, 14420, 14966, 14980, 21380, 22042, 29932, 37415, 44084, 55105, 74830, 77147, 110107, 110210, 114383, 149660, 154294, 220214, 220420, 228766, 308588, 385735, 440428, 457532, 550535, 571915, 770749, 771470, 800681, 1101070, 1143830, 1541498, 1542940, 1601362, 2202140, 2287660, 3082996, 3202724, 3853745, 4003405, 7707490, 8006810, 11781449, 15414980, 16013620, 23562898, 47125796, 58907245, 82470143, 117814490, 164940286, 235628980, 329880572, 412350715, 824701430, 1649402860]

約数ペア:

[(1, 1649402860), (2, 824701430), (4, 412350715), (5, 329880572), (7, 235628980), (10, 164940286), (14, 117814490), (20, 82470143), (28, 58907245), (35, 47125796), (70, 23562898), (103, 16013620), (107, 15414980), (140, 11781449), (206, 8006810), (214, 7707490), (412, 4003405), (428, 3853745), (515, 3202724), (535, 3082996), (721, 2287660), (749, 2202140), (1030, 1601362), (1069, 1542940), (1070, 1541498), (1442, 1143830), (1498, 1101070), (2060, 800681), (2138, 771470), (2140, 770749), (2884, 571915), (2996, 550535), (3605, 457532), (3745, 440428), (4276, 385735), (5345, 308588), (7210, 228766), (7483, 220420), (7490, 220214), (10690, 154294), (11021, 149660), (14420, 114383), (14966, 110210), (14980, 110107), (21380, 77147), (22042, 74830), (29932, 55105), (37415, 44084)]