201622540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{9173}}^1$

素因数の和:9346

約数の個数: 48

約数和(自身を含む): 487029312

約数和(自身を除く): 285406772

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, 9173, 10990, 18346, 21980, 36692, 45865, 64211, 91730, 128422, 183460, 256844, 321055, 642110, 1284220, 1440161, 2880322, 5760644, 7200805, 10081127, 14401610, 20162254, 28803220, 40324508, 50405635, 100811270, 201622540]

約数ペア:

[(1, 201622540), (2, 100811270), (4, 50405635), (5, 40324508), (7, 28803220), (10, 20162254), (14, 14401610), (20, 10081127), (28, 7200805), (35, 5760644), (70, 2880322), (140, 1440161), (157, 1284220), (314, 642110), (628, 321055), (785, 256844), (1099, 183460), (1570, 128422), (2198, 91730), (3140, 64211), (4396, 45865), (5495, 36692), (9173, 21980), (10990, 18346)]