1378702020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{17581}}^1$

素因数の和:18900

約数の個数: 48

約数和(自身を含む): 3863539008

約数和(自身を除く): 2484836988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1307, 2614, 3921, 5228, 6535, 7842, 13070, 15684, 17581, 19605, 26140, 35162, 39210, 52743, 70324, 78420, 87905, 105486, 175810, 210972, 263715, 351620, 527430, 1054860, 22978367, 45956734, 68935101, 91913468, 114891835, 137870202, 229783670, 275740404, 344675505, 459567340, 689351010, 1378702020]

約数ペア:

[(1, 1378702020), (2, 689351010), (3, 459567340), (4, 344675505), (5, 275740404), (6, 229783670), (10, 137870202), (12, 114891835), (15, 91913468), (20, 68935101), (30, 45956734), (60, 22978367), (1307, 1054860), (2614, 527430), (3921, 351620), (5228, 263715), (6535, 210972), (7842, 175810), (13070, 105486), (15684, 87905), (17581, 78420), (19605, 70324), (26140, 52743), (35162, 39210)]