2019291890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1549}}^1\times {\mathrm{1693}}^1$

素因数の和:3267

約数の個数: 64

約数和(自身を含む): 4537209600

約数和(自身を除く): 2517917710

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 1549, 1693, 3098, 3386, 7745, 8465, 10843, 11851, 15490, 16930, 17039, 18623, 21686, 23702, 34078, 37246, 54215, 59255, 85195, 93115, 108430, 118510, 119273, 130361, 170390, 186230, 238546, 260722, 596365, 651805, 1192730, 1303610, 2622457, 5244914, 13112285, 18357199, 26224570, 28847027, 36714398, 57694054, 91785995, 144235135, 183571990, 201929189, 288470270, 403858378, 1009645945, 2019291890]

約数ペア:

[(1, 2019291890), (2, 1009645945), (5, 403858378), (7, 288470270), (10, 201929189), (11, 183571990), (14, 144235135), (22, 91785995), (35, 57694054), (55, 36714398), (70, 28847027), (77, 26224570), (110, 18357199), (154, 13112285), (385, 5244914), (770, 2622457), (1549, 1303610), (1693, 1192730), (3098, 651805), (3386, 596365), (7745, 260722), (8465, 238546), (10843, 186230), (11851, 170390), (15490, 130361), (16930, 119273), (17039, 118510), (18623, 108430), (21686, 93115), (23702, 85195), (34078, 59255), (37246, 54215)]