2012303930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71333}}^1$

素因数の和:71391

約数の個数: 64

約数和(自身を含む): 4601899008

約数和(自身を除く): 2589595078

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 5642, 14105, 28210, 71333, 142666, 356665, 499331, 713330, 927329, 998662, 1854658, 2211323, 2496655, 4422646, 4636645, 4993310, 6491303, 9273290, 11056615, 12982606, 15479261, 22113230, 28747199, 30958522, 32456515, 57494398, 64913030, 77396305, 143735995, 154792610, 201230393, 287471990, 402460786, 1006151965, 2012303930]

約数ペア:

[(1, 2012303930), (2, 1006151965), (5, 402460786), (7, 287471990), (10, 201230393), (13, 154792610), (14, 143735995), (26, 77396305), (31, 64913030), (35, 57494398), (62, 32456515), (65, 30958522), (70, 28747199), (91, 22113230), (130, 15479261), (155, 12982606), (182, 11056615), (217, 9273290), (310, 6491303), (403, 4993310), (434, 4636645), (455, 4422646), (806, 2496655), (910, 2211323), (1085, 1854658), (2015, 998662), (2170, 927329), (2821, 713330), (4030, 499331), (5642, 356665), (14105, 142666), (28210, 71333)]