20115759990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{88007}}^1$

素因数の和:88437

約数の個数: 64

約数和(自身を含む): 50946071040

約数和(自身を除く): 30830311050

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 401, 570, 802, 1203, 2005, 2406, 4010, 6015, 7619, 12030, 15238, 22857, 38095, 45714, 76190, 88007, 114285, 176014, 228570, 264021, 440035, 528042, 880070, 1320105, 1672133, 2640210, 3344266, 5016399, 8360665, 10032798, 16721330, 25081995, 35290807, 50163990, 70581614, 105872421, 176454035, 211744842, 352908070, 529362105, 670525333, 1058724210, 1341050666, 2011575999, 3352626665, 4023151998, 6705253330, 10057879995, 20115759990]

約数ペア:

[(1, 20115759990), (2, 10057879995), (3, 6705253330), (5, 4023151998), (6, 3352626665), (10, 2011575999), (15, 1341050666), (19, 1058724210), (30, 670525333), (38, 529362105), (57, 352908070), (95, 211744842), (114, 176454035), (190, 105872421), (285, 70581614), (401, 50163990), (570, 35290807), (802, 25081995), (1203, 16721330), (2005, 10032798), (2406, 8360665), (4010, 5016399), (6015, 3344266), (7619, 2640210), (12030, 1672133), (15238, 1320105), (22857, 880070), (38095, 528042), (45714, 440035), (76190, 264021), (88007, 228570), (114285, 176014)]