2011005340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{39079}}^1$

素因数の和:39202

約数の個数: 48

約数和(自身を含む): 4411975680

約数和(自身を除く): 2400970340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 310, 332, 415, 620, 830, 1660, 2573, 5146, 10292, 12865, 25730, 39079, 51460, 78158, 156316, 195395, 390790, 781580, 1211449, 2422898, 3243557, 4845796, 6057245, 6487114, 12114490, 12974228, 16217785, 24228980, 32435570, 64871140, 100550267, 201100534, 402201068, 502751335, 1005502670, 2011005340]

約数ペア:

[(1, 2011005340), (2, 1005502670), (4, 502751335), (5, 402201068), (10, 201100534), (20, 100550267), (31, 64871140), (62, 32435570), (83, 24228980), (124, 16217785), (155, 12974228), (166, 12114490), (310, 6487114), (332, 6057245), (415, 4845796), (620, 3243557), (830, 2422898), (1660, 1211449), (2573, 781580), (5146, 390790), (10292, 195395), (12865, 156316), (25730, 78158), (39079, 51460)]