388323460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{4481}}^1$

素因数の和:5116

約数の個数: 48

約数和(自身を含む): 933690240

約数和(自身を除く): 545366780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 1238, 2476, 3095, 4333, 4481, 6190, 8666, 8962, 12380, 17332, 17924, 21665, 22405, 31367, 43330, 44810, 62734, 86660, 89620, 125468, 156835, 313670, 627340, 2773739, 5547478, 11094956, 13868695, 19416173, 27737390, 38832346, 55474780, 77664692, 97080865, 194161730, 388323460]

約数ペア:

[(1, 388323460), (2, 194161730), (4, 97080865), (5, 77664692), (7, 55474780), (10, 38832346), (14, 27737390), (20, 19416173), (28, 13868695), (35, 11094956), (70, 5547478), (140, 2773739), (619, 627340), (1238, 313670), (2476, 156835), (3095, 125468), (4333, 89620), (4481, 86660), (6190, 62734), (8666, 44810), (8962, 43330), (12380, 31367), (17332, 22405), (17924, 21665)]