2003550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 72

約数和(自身を含む): 5385816

約数和(自身を除く): 3382266

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 37, 38, 50, 57, 74, 75, 95, 111, 114, 150, 185, 190, 222, 285, 361, 370, 475, 555, 570, 703, 722, 925, 950, 1083, 1110, 1406, 1425, 1805, 1850, 2109, 2166, 2775, 2850, 3515, 3610, 4218, 5415, 5550, 7030, 9025, 10545, 10830, 13357, 17575, 18050, 21090, 26714, 27075, 35150, 40071, 52725, 54150, 66785, 80142, 105450, 133570, 200355, 333925, 400710, 667850, 1001775, 2003550]

約数ペア:

[(1, 2003550), (2, 1001775), (3, 667850), (5, 400710), (6, 333925), (10, 200355), (15, 133570), (19, 105450), (25, 80142), (30, 66785), (37, 54150), (38, 52725), (50, 40071), (57, 35150), (74, 27075), (75, 26714), (95, 21090), (111, 18050), (114, 17575), (150, 13357), (185, 10830), (190, 10545), (222, 9025), (285, 7030), (361, 5550), (370, 5415), (475, 4218), (555, 3610), (570, 3515), (703, 2850), (722, 2775), (925, 2166), (950, 2109), (1083, 1850), (1110, 1805), (1406, 1425)]