1394879360

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{619}}^1$

素因数の和:1148

約数の個数: 128

約数和(自身を含む): 3824755200

約数和(自身を除く): 2429875840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 503, 560, 619, 640, 896, 1006, 1120, 1238, 2012, 2240, 2476, 2515, 3095, 3521, 4024, 4333, 4480, 4952, 5030, 6190, 7042, 8048, 8666, 9904, 10060, 12380, 14084, 16096, 17332, 17605, 19808, 20120, 21665, 24760, 28168, 32192, 34664, 35210, 39616, 40240, 43330, 49520, 56336, 64384, 69328, 70420, 79232, 80480, 86660, 99040, 112672, 138656, 140840, 160960, 173320, 198080, 225344, 277312, 281680, 311357, 321920, 346640, 396160, 450688, 554624, 563360, 622714, 693280, 1126720, 1245428, 1386560, 1556785, 2179499, 2253440, 2490856, 2773120, 3113570, 4358998, 4981712, 6227140, 8717996, 9963424, 10897495, 12454280, 17435992, 19926848, 21794990, 24908560, 34871984, 39853696, 43589980, 49817120, 69743968, 87179960, 99634240, 139487936, 174359920, 199268480, 278975872, 348719840, 697439680, 1394879360]

約数ペア:

[(1, 1394879360), (2, 697439680), (4, 348719840), (5, 278975872), (7, 199268480), (8, 174359920), (10, 139487936), (14, 99634240), (16, 87179960), (20, 69743968), (28, 49817120), (32, 43589980), (35, 39853696), (40, 34871984), (56, 24908560), (64, 21794990), (70, 19926848), (80, 17435992), (112, 12454280), (128, 10897495), (140, 9963424), (160, 8717996), (224, 6227140), (280, 4981712), (320, 4358998), (448, 3113570), (503, 2773120), (560, 2490856), (619, 2253440), (640, 2179499), (896, 1556785), (1006, 1386560), (1120, 1245428), (1238, 1126720), (2012, 693280), (2240, 622714), (2476, 563360), (2515, 554624), (3095, 450688), (3521, 396160), (4024, 346640), (4333, 321920), (4480, 311357), (4952, 281680), (5030, 277312), (6190, 225344), (7042, 198080), (8048, 173320), (8666, 160960), (9904, 140840), (10060, 138656), (12380, 112672), (14084, 99040), (16096, 86660), (17332, 80480), (17605, 79232), (19808, 70420), (20120, 69328), (21665, 64384), (24760, 56336), (28168, 49520), (32192, 43330), (34664, 40240), (35210, 39616)]