2000592872920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{9312013}}^1$

素因数の和:9312196

約数の個数: 64

約数和(自身を含む): 4646322505440

約数和(自身を除く): 2645729632520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 131, 164, 205, 262, 328, 410, 524, 655, 820, 1048, 1310, 1640, 2620, 5240, 5371, 10742, 21484, 26855, 42968, 53710, 107420, 214840, 9312013, 18624026, 37248052, 46560065, 74496104, 93120130, 186240260, 372480520, 381792533, 763585066, 1219873703, 1527170132, 1908962665, 2439747406, 3054340264, 3817925330, 4879494812, 6099368515, 7635850660, 9758989624, 12198737030, 15271701320, 24397474060, 48794948120, 50014821823, 100029643646, 200059287292, 250074109115, 400118574584, 500148218230, 1000296436460, 2000592872920]

約数ペア:

[(1, 2000592872920), (2, 1000296436460), (4, 500148218230), (5, 400118574584), (8, 250074109115), (10, 200059287292), (20, 100029643646), (40, 50014821823), (41, 48794948120), (82, 24397474060), (131, 15271701320), (164, 12198737030), (205, 9758989624), (262, 7635850660), (328, 6099368515), (410, 4879494812), (524, 3817925330), (655, 3054340264), (820, 2439747406), (1048, 1908962665), (1310, 1527170132), (1640, 1219873703), (2620, 763585066), (5240, 381792533), (5371, 372480520), (10742, 186240260), (21484, 93120130), (26855, 74496104), (42968, 46560065), (53710, 37248052), (107420, 18624026), (214840, 9312013)]