20090848620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1301}}^1\times {\mathrm{1579}}^1$

素因数の和:3055

約数の個数: 96

約数和(自身を含む): 56678872320

約数和(自身を除く): 36588023700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1301, 1579, 1630, 1956, 2445, 2602, 3158, 3260, 3903, 4737, 4890, 5204, 6316, 6505, 7806, 7895, 9474, 9780, 13010, 15612, 15790, 18948, 19515, 23685, 26020, 31580, 39030, 47370, 78060, 94740, 212063, 257377, 424126, 514754, 636189, 772131, 848252, 1029508, 1060315, 1272378, 1286885, 1544262, 2054279, 2120630, 2544756, 2573770, 3088524, 3180945, 3860655, 4108558, 4241260, 5147540, 6162837, 6361890, 7721310, 8217116, 10271395, 12325674, 12723780, 15442620, 20542790, 24651348, 30814185, 41085580, 61628370, 123256740, 334847477, 669694954, 1004542431, 1339389908, 1674237385, 2009084862, 3348474770, 4018169724, 5022712155, 6696949540, 10045424310, 20090848620]

約数ペア:

[(1, 20090848620), (2, 10045424310), (3, 6696949540), (4, 5022712155), (5, 4018169724), (6, 3348474770), (10, 2009084862), (12, 1674237385), (15, 1339389908), (20, 1004542431), (30, 669694954), (60, 334847477), (163, 123256740), (326, 61628370), (489, 41085580), (652, 30814185), (815, 24651348), (978, 20542790), (1301, 15442620), (1579, 12723780), (1630, 12325674), (1956, 10271395), (2445, 8217116), (2602, 7721310), (3158, 6361890), (3260, 6162837), (3903, 5147540), (4737, 4241260), (4890, 4108558), (5204, 3860655), (6316, 3180945), (6505, 3088524), (7806, 2573770), (7895, 2544756), (9474, 2120630), (9780, 2054279), (13010, 1544262), (15612, 1286885), (15790, 1272378), (18948, 1060315), (19515, 1029508), (23685, 848252), (26020, 772131), (31580, 636189), (39030, 514754), (47370, 424126), (78060, 257377), (94740, 212063)]