20102010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 49997952

約数和(自身を除く): 29895942

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 73, 134, 137, 146, 201, 219, 274, 335, 365, 402, 411, 438, 670, 685, 730, 822, 1005, 1095, 1370, 2010, 2055, 2190, 4110, 4891, 9179, 9782, 10001, 14673, 18358, 20002, 24455, 27537, 29346, 30003, 45895, 48910, 50005, 55074, 60006, 73365, 91790, 100010, 137685, 146730, 150015, 275370, 300030, 670067, 1340134, 2010201, 3350335, 4020402, 6700670, 10051005, 20102010]

約数ペア:

[(1, 20102010), (2, 10051005), (3, 6700670), (5, 4020402), (6, 3350335), (10, 2010201), (15, 1340134), (30, 670067), (67, 300030), (73, 275370), (134, 150015), (137, 146730), (146, 137685), (201, 100010), (219, 91790), (274, 73365), (335, 60006), (365, 55074), (402, 50005), (411, 48910), (438, 45895), (670, 30003), (685, 29346), (730, 27537), (822, 24455), (1005, 20002), (1095, 18358), (1370, 14673), (2010, 10001), (2055, 9782), (2190, 9179), (4110, 4891)]