347657660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{15817}}^1$

素因数の和:15990

約数の個数: 48

約数和(自身を含む): 839745984

約数和(自身を除く): 492088324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 10990, 15817, 21980, 31634, 63268, 79085, 110719, 158170, 221438, 316340, 442876, 553595, 1107190, 2214380, 2483269, 4966538, 9933076, 12416345, 17382883, 24832690, 34765766, 49665380, 69531532, 86914415, 173828830, 347657660]

約数ペア:

[(1, 347657660), (2, 173828830), (4, 86914415), (5, 69531532), (7, 49665380), (10, 34765766), (14, 24832690), (20, 17382883), (28, 12416345), (35, 9933076), (70, 4966538), (140, 2483269), (157, 2214380), (314, 1107190), (628, 553595), (785, 442876), (1099, 316340), (1570, 221438), (2198, 158170), (3140, 110719), (4396, 79085), (5495, 63268), (10990, 31634), (15817, 21980)]