22001320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1666

約数の個数: 64

約数和(自身を含む): 55779840

約数和(自身を除く): 33778520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1613, 1705, 2728, 3226, 3410, 6452, 6820, 8065, 12904, 13640, 16130, 17743, 32260, 35486, 50003, 64520, 70972, 88715, 100006, 141944, 177430, 200012, 250015, 354860, 400024, 500030, 550033, 709720, 1000060, 1100066, 2000120, 2200132, 2750165, 4400264, 5500330, 11000660, 22001320]

約数ペア:

[(1, 22001320), (2, 11000660), (4, 5500330), (5, 4400264), (8, 2750165), (10, 2200132), (11, 2000120), (20, 1100066), (22, 1000060), (31, 709720), (40, 550033), (44, 500030), (55, 400024), (62, 354860), (88, 250015), (110, 200012), (124, 177430), (155, 141944), (220, 100006), (248, 88715), (310, 70972), (341, 64520), (440, 50003), (620, 35486), (682, 32260), (1240, 17743), (1364, 16130), (1613, 13640), (1705, 12904), (2728, 8065), (3226, 6820), (3410, 6452)]