314411020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{204163}}^1$

素因数の和:204190

約数の個数: 48

約数和(自身を含む): 823189248

約数和(自身を除く): 508778228

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 204163, 408326, 816652, 1020815, 1429141, 2041630, 2245793, 2858282, 4083260, 4491586, 5716564, 7145705, 8983172, 11228965, 14291410, 15720551, 22457930, 28582820, 31441102, 44915860, 62882204, 78602755, 157205510, 314411020]

約数ペア:

[(1, 314411020), (2, 157205510), (4, 78602755), (5, 62882204), (7, 44915860), (10, 31441102), (11, 28582820), (14, 22457930), (20, 15720551), (22, 14291410), (28, 11228965), (35, 8983172), (44, 7145705), (55, 5716564), (70, 4491586), (77, 4083260), (110, 2858282), (140, 2245793), (154, 2041630), (220, 1429141), (308, 1020815), (385, 816652), (770, 408326), (1540, 204163)]